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WP-Optimize – Cache, Compress images, Minify & Clean database to boost page speed & performance / 4.5.2
WP-Optimize – Cache, Compress images, Minify & Clean database to boost page speed & performance v4.5.2
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wp-optimize / changelog.txt

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1 == Changelog ==
2
3 = 4.5.2 - 20/Apr/2026 =
4
5 * FIX: Bug preg_match() fails on wildcard * patterns in browser agents exclusion list
6 * FIX: Cache - purge the cache when a plugin is auto-updated
7 * FIX: Ensure page caching is fully disabled by updating internal cache configuration to prevent constant-related errors in logs
8 * FIX: Premium - Unused images - Fixed an issue where multiple unused images were displayed for an edited image on setups where images are not stored in /yyyy/mm folders
9 * FIX: Minify - The cron job to purge old cache files is not created
10 * REFACTOR: Instead of nested output buffering, code make use of single buffer using Page Optimizer class
11 * REFACTOR: Refactor Updraft_Smush_Manager::update_smush_options() method
12 * REFACTOR: Using ABSPATH to prevent direct access instead of plugin constants to comply with PCP
13 * TWEAK: Added a safety check to remove scheduled table optimization cron jobs when the server does not allow table optimization
14 * TWEAK: Enhanced database table detection by marking the KD Submissions database table as used by Elementor Pro
15 * TWEAK: Fixed a UI issue with WebP conversion in the Media Library
16 * TWEAK: Handle WP_Error in WPO_Page_Cache::enable() callers
17 * TWEAK: Initialize Heartbeat only on admin pages
18 * TWEAK: Premium - Preload only selected URLs in the "Cache Specific URLs Only" setting
19 * TWEAK: Premium - Smush - Improved PHP 8.5 compatibility by replacing deprecated $http_response_header usage
20 * TWEAK: Updated user agent for the cache preloader
21
22 = 4.5.1 - 23/Mar/2026 =
23
24 * FIX: Fixed compatibility issue with WP Remote
25 * FIX: Notice: Function _load_textdomain_just_in_time was called incorrectly
26 * FIX: Resolved weekly cron not running on WordPress < 5.4 by switching to the wpo_weekly schedule
27 * FIX: Database table error when upgrading from free to premium version
28 * REFACTOR: Improved WebP conversion flow by separating capability checks from configuration changes
29 * REFACTOR: Improved auto-optimization handling by correcting static method usage
30 * REFACTOR: Introduced `WP_Optimize_Server_Compatibility` class to centralize all server environment checks
31 * REFACTOR: Removed separate `get_schedule_types()` method in premium version
32 * SECURITY: Enforced capability checks and allowed-command validation for Smush actions triggered via Heartbeat API. Thanks to WordFence for the responsible disclosure
33 * TWEAK: Display the `Enable the caching menu in the admin bar` option only when Cache or Minify is enabled
34 * TWEAK: Improved detection of LearnDash plugin tables
35 * TWEAK: Improved onboarding wizard RTL support and eliminated dependency on the PHP Reflection class
36 * TWEAK: Improved robustness of `uploads/wpo` directory removal during plugin uninstallation
37 * TWEAK: Minify - Don't remove the version query argument when the source is not processed by Minify
38 * TWEAK: Premium - Unused Images - Enhanced detection of edited WordPress images
39 * TWEAK: Prevent deprecation notices in PHP 8.5
40 * TWEAK: Add a notice when `.htaccess` file is not available or renamed in Apache servers
41
42 = 4.5.0 - 11/Feb/2026 =
43
44 * FEATURE: Premium - Cache – Added ability to cache only selected URLs
45 * FEATURE: Premium - Minify - Host Google Fonts locally
46 * FEATURE: Premium - Option to enhance page performance by applying Capo.js rules
47 * FIX: Cache - fixed sitemap caching issue
48 * FIX: Improved compatibility with WordPress versions earlier than 6.1
49 * FIX: Reset WebP conversion failure no longer appears in the popup
50 * FIX: Resolved issues with detecting WebP conversion availability
51 * FIX: Smush – Fixed missing tooltip in the 'Compress' pop-up in Media Library
52 * FIX: Stop initialization of page optimizer for non-HTML requests
53 * FIX: Remove marcusschwarz/lessc lib from autoload
54 * TWEAK: Added support for bypassing WPO features via a URL query parameter defined by the WPO_DISABLE_MODE_URL_PARAM constant
55 * TWEAK: Allow some database records cleanup for Kinsta users
56 * TWEAK: Clear cache of archived pages when a related post is updated
57 * TWEAK: Disabled CSS/JS merging by default.
58 * TWEAK: Enhanced 404 detector compatibility with plain permalinks
59 * TWEAK: WP_Optimize_Options::auto_option_settings() is not called in Premium version
60 * TWEAK: Improved timestamp handling to prevent fatal errors on WordPress 4.9
61 * TWEAK: Improved Minify settings UI so JavaScript options correctly show/hide when JS minification is enabled/disabled
62
63 = 4.4.1 - 08/Jan/2026 =
64
65 * FIX: Onboarding wizard RTL issue
66 * FIX: Prevented plugin table JSON data in the uploads directory from being updated on every WP-Optimize admin page load
67
68 = 4.4.0 - 12/Dec/2025 =
69
70 * FEATURE: Added Onboarding Wizard
71 * FIX: Ensured old cache purging cron job is scheduled successfully
72 * FIX: Fixed a potential fatal error in the WPO_Page_Optimizer class
73 * TWEAK: Fixed the ability to disable caching menu in admin bar
74 * TWEAK: Updated file permissions for wpo-plugins-tables-list.json
75
76 = 4.3.1 - 14/Nov/2025 =
77
78 * FIX: Prevent PHP fatal error occurring when cache is enabled and the "Aelia Currency Switcher for WooCommerce" plugin is active
79 * FIX: Cache – Fixed compatibility issue
80 * FIX: Database - Table Usage - Fixed the issue with incorrect table name detection in certain cases
81 * FIX: Fixed UI Issue - Content cut off in "Review Actions" modal under WP-Optimize > Database
82 * FIX: Fixed _load_textdomain_just_in_time trigger too early
83 * FIX: Premium - Unused images - Fixed an issue with clearing the cache of unused images
84 * FIX: Smush - Compressing an image larger than the reSmush.it service limit freezes the popup in the Media Library
85 * FIX: Smush - Fixed issue with multiple images compression action
86 * FIX: Undefined property: stdClass::$plugin_status bug fixed
87 * REFACTOR: Database - Table Usage - enhanced variable names
88 * REFACTOR: Using strict comparison throughout the codebase
89 * TWEAK: Improve detection of cloudflare handling browser cache
90 * TWEAK: Added validation for AJAX commands in the Premium version
91 * TWEAK: Convert already compressed images to webp format when possible
92 * TWEAK: Fix the compatibility issue with ALTCHA when using the ASE Pro Plugin
93 * TWEAK: Improve browser caching by adding max-age option
94 * TWEAK: Premium - Cache - Do not process the cache when the user cannot be identified
95 * TWEAK: Premium - Database - Tables usage report shows data only for active plugins
96 * TWEAK: Premium - Unused Images - Enhanced detection for Revolution Slider
97 * TWEAK: Premium - Unused Images - Improved detection of unused images in Oxygen Builder
98 * TWEAK: Premium - Unused Images - Recognize Oxygen 6 images
99 * TWEAK: Premium - Prevent PHP warnings from Table Usage feature
100 * TWEAK: Remove unused jQuery 1.12.4 dependency
101 * TWEAK: Run database table optimization last
102 * TWEAK: Updated links
103 * TWEAK: Various tweaks and improvements to code
104
105 = 4.3.0 - 22/Sep/2025 =
106
107 * FEATURE: Premium - Cache - Cache REST API requests
108 * FEATURE: Premium - Further reduce CSS files sizes by removing unused CSS rules
109 * FIX: Added backward compatibility for timezone and datetime functions and improved status report support for older WordPress versions like 4.9.
110 * FIX: PHP Warning file_exists(): open_basedir restriction in effect
111 * FIX: Prevented buffer initialization during wp-cron when HTML DOM is unavailable.
112 * REFACTOR: Database - Table Usage - Refactored execute_query_analysis() function
113 * TWEAK: Added new UpdraftCentral endpoints
114 * TWEAK: Enhanced multisite support: added performance widget to Network Dashboard and fixed sub-site widgets to show only site-specific 404 request counts.
115 * TWEAK: Fix external loading of Gtag analytics script
116 * TWEAK: Moved the tooltip tag outside the <label> tag
117 * TWEAK: Performance - 404 Detector (Not Found Requests) added a button to clear all logs.
118 * TWEAK: Publishing a post or custom post type (CPT) no longer clears the cache of all posts of the same type.
119 * TWEAK: Removed return statements from constructors and added checks at the point of class instantiation.
120 * TWEAK: Smush - Enhanced compatibility and performance with EWWW Image Optimizer installed
121 * TWEAK: Premium - Added cache support for Nelio A/B Testing plugin
122 * TWEAK: Added a hook to trigger custom code when a page is not cached
123
124 = 4.2.4 - 30/Jul/2025 =
125
126 * FIX: Potential PHP fatal error when no site is selected during database optimization in multisite
127 * FIX: Issue where the database optimization spinner remained indefinitely active
128 * FIX: PHP 8.4 compatibility warnings
129 * FIX: Minify default exclusions fatal error
130 * FIX: Premium - Potential PHP fatal error - type hinting error in the database table usage feature
131 * FIX: Premium - Page cache and lazy load meta boxes no longer display on post edit screen when their respective options are disabled
132 * FIX: Only purge relevant files when a published post is saved; also purge the author archive cache upon post save
133 * FIX: Premium - Fixed compatibility of Table usage with WordPress versions earlier than 5.3
134 * REFACTOR: Premium - Database - Table Usage - added missed translation functions
135 * TWEAK: Purged content will preload only when cache is enabled, and the user-agent has been updated to a modern browser and OS version
136 * TWEAK: Update seasonal advert banner logos, texts and links
137 * TWEAK: Update plugin readme text and links
138 * TWEAK: Premium - Cache - Add UI element to ignore query variables
139 * TWEAK: Premium - Database - Table Usage - replaced loading state with native modal
140 * TWEAK: Removed seasonal discount ads except Black Friday
141
142 = 4.2.3 - 15/Jul/2025 =
143
144 * FIX: Cache - Resolved PHP warning caused by excessively long cache file names
145 * FIX: Corrected typo from `meta data` to `metadata`
146 * FIX: Cron reschedule event error for hook `wpo_prune_404_log` when `is_minimum_requirement_met` is `false`
147 * FIX: Premium - Fixed a rare PHP warning that could occur when saving a post
148 * FIX: Unused image - incorrect image filtering in multisite
149 * FIX: WP Remote sync conflict caused in v4.2.1 and v4.2.2 By replacing wp_salt with core PHP functions
150 * FIX: YouTube lazy-load – Thumbnail image now falls back to JPG if browser doesn't support WebP
151 * FIX: WebP images were not being served in Firefox on certain environments
152 * TWEAK: 404 detector logs URLs on mobile screens goes out of viewport fixed.
153 * TWEAK: CSS Improvements, better font size handling, remove duplication, and SASS instead of import
154 * TWEAK: Delay YouTube preview image cache purging
155 * TWEAK: Display notice when server does not allow database optimizations
156 * TWEAK: Enhanced database optimization compatibility with jQuery 4
157 * TWEAK: Fixed incorrect transients count in database optimizations UI
158 * TWEAK: Improved sanitization of incoming data in `Updraft_Smush_Manager_Commands`
159 * TWEAK: Minify - Improved compatibility with Divi theme's dynamically generated assets
160 * TWEAK: Multisite corrected site count in database optimizations UI.
161 * TWEAK: Preserve EXIF data is set to false by default in all places at codebase level.
162 * TWEAK: Update URLs of links and images to point to https://teamupdraft.com
163
164 = 4.2.2 - 02/June/2025 =
165
166 * FIX: Cache - Resolved unwanted output in WP-CLI and fatal error related to WooCommerce's country-specific files, introduced in v4.2.0
167 * TWEAK: Premium - Cache - Compatibility with WordPress 6.8
168
169 = 4.2.1 - 05/May/2025 =
170
171 * FIX: Cache - Compatibility issue with other plugins due to late start of output buffering
172 * TWEAK: Improved array handling in `get_active_plugins()`, potentially avoiding edge-case fatal error
173
174 = 4.2.0 - 01/May/2025 =
175
176 * SECURITY: On multisite installs (only), a logged-in site administrator could use an unsanitised parameter to inject unwanted content into SQL queries. Thanks to Marc Montpas for the responsible disclosure.
177 * FEATURE: Premium - Replace YouTube Iframes with preview images to improve page speed
178 * FIX: Fix conflict with the WPML plugin
179 * FIX: Smush - Fixed PHP warning on the Media Library page
180 * FIX: Smush - Fixed issue where the Smush popup would freeze
181 * FIX: WebP images not served after WP-Optimize reactivation
182 * REFACTOR: Smush option removed from media upload modal
183 * TWEAK: Update advert banner logos, texts and links
184 * TWEAK: Add missing separator between compression items in media library
185 * TWEAK: Avoid PHP warning thrown by Page Speed Ninja plugin
186 * TWEAK: Cache - Start caching after plugins loaded
187 * TWEAK: Fix PHP deprecation warning in PHPSQLParser for PHP 8.4
188 * TWEAK: Fix deprecation warning in Updraft_Logger class for PHP 8.4
189 * TWEAK: Fixes absence of checkbox to remove all transients
190 * TWEAK: Premium - Support and feedback links in Help tab now point to getwpo.com
191
192 = 4.1.1 - 05/Mar/2025 =
193
194 * FIX: Page builders not working with Delay JS option enabled
195
196 = 4.1.0 - 03/Mar/2025 =
197
198 * FEATURE: Premium - Improve performance by caching Gravatar images locally.
199 * FIX: Premium - Unused images - Fixed warnings when moving non existing image to trash
200
201 = 4.0.1 - 17/Feb/2025 =
202
203 * FIX: File system usage issue
204
205 = 4.0.0 - 10/Feb/2025 =
206
207 * FEATURE: Delay JavaScript execution
208 * FIX: Cache - Fixed PHP warning "Cannot modify header information"
209 * FIX: Minify - Unusual behavior occurs when the "Disable Google Fonts processing" option is enabled
210 * FIX: Smush - Fixed image compression actions in Media Library
211 * REFACTOR: Replacing jQuery Tablesorter with 'sortable-tablesort' package
212 * TWEAK: Cache - Enhance ActivityPub compatibility
213 * TWEAK: Fix PHP notice caused by subscriben plugin advert
214 * TWEAK: Minimum requirements were updated to PHP version 7.2 and WordPress version 4.9
215 * TWEAK: Remove uses of `unserialize` without restriction of allowed_classes
216 * TWEAK: Recognise Independent Analytics Pro plugin tables in database optimization
217
218 = 3.8.0 - 09/Dec/2024 =
219
220 * FEATURE: Added a system status page
221 * FEATURE: Logs frequent and highly recurrent 404 requests; introduces a new Performance tab.
222 * FIX: Cache - Legacy Widgets visibility issue with WP-Optimize Cache enabled
223 * FIX: Cache - UI issue: Preload "Cancel" option is gone after reloading the WPO settings page instantly
224 * FIX: Database - optimizing any item also changes the status of other items
225 * REFACTOR: Minify - Removal of the WPO_MINIFY_PHP_VERSION_MET constant
226 * TWEAK: Add a warning message before deleting post metadata or orphaned relationship data.
227 * TWEAK: Bailout early if the minimum PHP version is not met
228 * TWEAK: Introduced logging for cache purge operations, available under `uploads/wpo/logs/cache-*.log`
229 * TWEAK: Open CRON overdue guide in new tab
230 * TWEAK: Persist Analytics Tab when minification is disabled
231 * TWEAK: Premium - Unused Images - Improved detection of images not present in the Media Library, marking them as used
232 * TWEAK: UI improvements in Analytics section
233 * TWEAK: Wrapped checkboxes inside `label` tags in the confirmation popup that appears when clicking the "Remove" button on the Database > Tables tab.
234
235 = 3.7.1 - 20/Nov/2024 =
236
237 * TWEAK: Resolved a PHP notice caused by translation loading too early when caching is enabled, introduced in WordPress 6.7
238
239 = 3.7.0 - 21/Oct/2024 =
240
241 * FEATURE: Added an option to automatically preload URLs immediately after cache content is purged
242 * FEATURE: Premium - Gather data about table usage by filtering `query` event
243 * FIX: Cache - Scheduled preloading wasn't working
244 * FIX: Inconsistency in `smush_manager_send_command` function
245 * REFACTOR: Smush - Popup styles, remove unused code
246 * TWEAK: Fix fatal implode error when updating to v3.5.0
247 * TWEAK: Image compression - Issue with cancelling smush image compression
248 * TWEAK: Improve module minification logic
249 * TWEAK: Premium - Unused images - Fixed popup when moving images to or restoring images from the trash
250 * TWEAK: Premium - Unused images - Placeholder images in unused images section
251 * TWEAK: Added `security.md` file with information to report security issues
252
253 = 3.6.0 - 12/Sep/2024 =
254
255 * FEATURE: Premium - Auto-detect images lacking dimension attributes and add them to improve CLS
256 * FIX: Fixed the issue that disabled WebP conversion due to checking all shell commands for WebP compression
257 * FIX: Premium - Unused Images - The unused image size deletion functionality does not work when images are not in the /yyyy/mm/ folder
258 * REFACTOR: Removed unnecessary static methods in WebP class
259 * TWEAK: Image compression - Rolled back to using popup error notices as in versions prior to 3.4.0
260 * TWEAK: Added a more descriptive error with resolution proposals for failed gzip compression and browser cache tests
261 * TWEAK: Fix broken unused image list thumbnails and download as csv link in Multisite
262 * TWEAK: Fix the singleton pattern in Heartbeat class
263 * TWEAK: Image compression functionality added to the Media Library page
264 * TWEAK: Premium - Cache - Added support for Aelia Currency Switcher plugin
265 * TWEAK: Premium - Unused images - improve clarity in UI for images in post revisions
266 * TWEAK: Added additional checks to the `implode()` function to mitigate the risk of fatal errors on certain instances
267
268 = 3.5.0 - 14/Aug/2024 =
269
270 * FEATURE: Premium - Host Google and minimal analytics scripts locally
271 * FIX: Premium - Cache - Single page cache purge/preload feature isn't working
272 * TWEAK: Add logging for the WebP feature
273 * TWEAK: Allow minification of script modules
274 * TWEAK: Cache - Purge the cache when the site is migrated
275 * TWEAK: Improvements to asset minification cache logic
276 * TWEAK: Improvements to reSmushIt curl error message
277 * TWEAK: Minify - Added an option to disable Google Fonts processing when it causes conflicts with other plugins
278 * TWEAK: Move all WPO files from the `uploads` folder to `uploads/wpo`
279 * TWEAK: Style improvement of the loading modals
280
281 = 3.4.2 - 03/Jul/2024 =
282
283 * FIX: Removes unnecessary heartbeat calls for retrieving information about images
284
285 = 3.4.1 - 26/Jun/2024 =
286
287 * FIX: Issue with bulk editing on the posts and pages edit screen
288
289 = 3.4.0 - 25/Jun/2024 =
290
291 * FEATURE: Premium - Smush - Bulk compress / restore from media library
292 * FIX: Deactivate the form for minifying JS/CSS settings when the corresponding option is disabled
293 * REFACTOR: The functionality for the 'Unused Images' feature in ACF has been moved to a separate class
294 * TWEAK: Add UpdraftCentral commands for the latest WP-Optimize features
295 * TWEAK: Adjusted the scheduled preload time for improved performance
296 * TWEAK: Auto-update advanced-cache.php settings during site migration
297 * TWEAK: Cache - Human-readable file names for the cache directory
298 * TWEAK: Caching related cron jobs are activated even though cache is disabled
299 * TWEAK: Image compression - Updated message for restoring images action
300 * TWEAK: Implement Heartbeat API for image compression progress updates
301 * TWEAK: Improving vendor autoload
302 * TWEAK: Introduces a hook (`wpo_force_webp_serve_using_altered_html`) for changing WebP serving method
303 * TWEAK: Minify - Exclude .min files from minification
304 * TWEAK: Minify - Improve list of processed files UI
305 * TWEAK: Optimization of the get_uncompressed_image query
306 * TWEAK: Persist script loading strategy when minifying JS files
307 * TWEAK: Premium - Compatibility with Curcy WooCommerce multi currency plugin
308 * TWEAK: Premium - Unused Images - Added an option to delete original images when scaled versions exist
309
310 = 3.3.2 - 16/Apr/2024 =
311
312 * FIX: Ensure the admin bar is not cached when caching is enabled for both logged-in and guest users
313 * REFACTOR: Remove unused code
314 * TWEAK: Cache - Prevent sitemaps being cached
315 * TWEAK: Display a notice when static browser cache is enabled but not working
316 * TWEAK: Premium - Added "Lost your password?" link on plugin's page
317 * TWEAK: Premium - Unused images - Detect Elementor's 'Video' widget's image
318 * TWEAK: Recognise Rank Math plugin tables as used in database optimization
319 * TWEAK: Reduce .htaccess file write operations when WebP is enabled
320 * TWEAK: Seasonal notice content update for 2024
321 * TWEAK: Unused Images - Unused tab displays multiple images for compressed images with WebP Conversion
322 * TWEAK: Prevent multiple AJAX requests being generated by repeated clicks on the "Purge Cache" button
323 * TWEAK: Call the `litespeed_finish_request()` function when attempting to close browser connection on LiteSpeed servers
324
325 = 3.3.1 - 06/Mar/2024 =
326
327 * FIX: Cache - Compatibility issue with Jetpack's infinity scroll feature
328 * FIX: Cache - Don't cache activity stream (ActivityPub plugin compatibility)
329 * FIX: Cache - Page not cached comment is added to `robots.txt`
330 * TWEAK: Fix PHP warnings when server variables are not available
331 * TWEAK: Fix Unexpected response alert and PHP warning when cache preloading is triggered manually
332 * TWEAK: Migrate from setInterval to WP heartbeat API to refresh information about backend tasks
333 * TWEAK: Optimization of the WebP Implementation
334 * TWEAK: Update dashboard notice to include all of our plugins
335 * TWEAK: Update the footer review prompt
336
337 = 3.3.0 - 31/Jan/2024 =
338
339 * FEATURE: Premium - Ability to preload and purge caches from individual post/page
340 * FIX: Premium - Unused Images - Recognise Elementor's Container, and Section widget background images
341 * FIX: Avoid having repeated minified scripts in the same bundle, it breaks the code in some specific cases
342 * FIX: Cache - TranslatePress compatibility - Post updates purges cache for all related translated languages
343 * FIX: Only try to parse canonical URLs if there is a path or querystring, needed for WPML with multi-domain compatibility
344 * TWEAK: Add cron de-scheduling of all wpo_* events during plugin uninstall
345 * TWEAK: Cache - Always add source code comment about page not being cached, but only add details when WP_DEBUG is ON
346 * TWEAK: Cache - Fix issue with excluding encoded (non-latin) URLs
347 * TWEAK: Do not attempt to close browser connection when the context is not an AJAX action
348 * TWEAK: Minify - Logging more information about why minify static assets cache gets invalidated and regenerated
349 * TWEAK: Revert to the original `matthiasmullie/minify` repository after confirming resolution of previous issues
350 * TWEAK: Setup Cron job to clear failed smush tasks from DB
351 * TWEAK: Using clear text user agent strings instead of regular expressions to identify web browsers for improved clarity
352 * TWEAK: Updater library in the Premium version updated to the current release series
353
354 = 3.2.22 - 23/Nov/2023 =
355
356 * TWEAK: Cache - Show a notice in the admin if the config file is missing and caching is enabled
357 * TWEAK: Added support for new emoji styles related hooks introduced in WordPress 6.4
358 * TWEAK: Database - Fix "Optimize database tables" stuck loading state
359 * TWEAK: Premium - Cache - Style improvement for the select2 box from advanced cache settings
360 * TWEAK: Premium - Images - Fix issues with avif images in the unused images feature
361 * REFACTOR: Wrapping most of the external links in the WPO settings pages with the appropriate function
362 * REFACTOR: Remove unused code
363
364 = 3.2.21 - 18/Oct/2023 =
365 * FIX: Prevent PHP fatal error when updating from older versions of WP-Optimize
366
367 = 3.2.20 - 16/Oct/2023 =
368
369 * FIX: WebP - Performance issue because of possible infinite loop
370 * FIX: Cache purging occurred prior to the cache lifespan expiration
371 * FIX: Premium - Smush - Do not consider images in trashed posts as unused
372 * TWEAK - Remove extra slash from plugin asset urls and paths
373 * TWEAK: Image - Add a tooltip next to the restore button on the edit media screen
374 * TWEAK: Premium - Prevent PHP deprecated warning when generating variations from attributes for new WooCommerce variable products
375 * TWEAK: Premium - Purge cache when the `Variation Swatches for WooCommerce` plugin settings get updated
376 * TWEAK: Premium - Settings - Style improvement for the `Purge cache permissions` select2 box
377 * TWEAK: Recognise LearnDash plugin tables in database optimization
378 * TWEAK: Remove empty `uploads/.htaccess` file and remaining cron events
379 * TWEAK: Smush - Disable server info in smush logs by default
380 * TWEAK: Smush - Resolve double log entries when compressing a single image from the media library metabox
381 * TWEAK: Prevent unwanted PHP notice upon update
382
383 = 3.2.19 - 15/Sep/2023 =
384
385 * FIX: Cache - Relevant caches are now purged upon updating homepage display settings and posts per page settings
386 * FIX: Minify - Multiline content inside textareas break after exporting and importing settings
387 * FIX: Smush - Images are not compressed with default (image quality = 100) settings
388 * FIX: Premium - Cache - Caching stops working when WordPress salt keys contain backslash (\) character
389 * FIX: Premium - User per role cache not working when tables do not have `wp` prefix
390 * FIX: Premium - When lazy loading is enabled, the picture tag in initial viewport is not visible
391 * TWEAK: Fixed date format and timezone in the cache last modification comment according to the site configuration
392 * TWEAK: Fixed spelling errors in the repository
393 * TWEAK: Minify - The process of purging cache for 3rd party caching solutions now works properly when multiple other solutions are present
394 * TWEAK: Premium - Lazy load - Added Jetpack, Optimole, Rocket Lazy Load, and Smush (WPMU Dev) plugins to the incompatibility notice
395 * TWEAK: Prevent PHP warning upon installing themes from the WordPress repository
396 * TWEAK: Update the composer package yahnis-elsts/plugin-update-checker for PHP 8.2 compatibility
397
398 = 3.2.18 - 11/Aug/2023 =
399
400 * FIX: A bug in the v3.2.17 release that caused certain database optimization buttons to be disabled has been fixed
401 * TWEAK: Reset WebP serving method upon updating to version 3.2.18
402
403 = 3.2.17 - 08/Aug/2023 =
404
405 * FIX: Automatically compress newly-added images feature now works on multisite in case of attachment ID is the same in both sites
406 * FIX: Minify - No separate try-catch blocks for same handle
407 * FIX: Premium - Unused Images - Recognise Elementor Carousel, Slides, Flip Box, and Site logo widget images
408 * FIX: Premium - Prevent memory exhausted PHP fatal error when using unused images feature with Elementor
409 * TWEAK: External links will open in new tab/window
410 * TWEAK: Remove `htaccess-capability-tester` dependency
411 * TWEAK: Remove residue folders in `uploads/wpo`
412
413 = 3.2.16 - 06/Jul/2023 =
414
415 * FIX: HTML minify should not remove `title` tag added by AIOSEO
416 * FIX: Premium - Fetching unused images data is incorrect when previous task queue is not properly unlocked
417 * FIX: Premium - Unused Images - Recognise Elementor background images
418 * TWEAK: Premium - Prevent conflicts between the minify feature and the `YITH Point of Sale for WooCommerce` plugin
419 * TWEAK: Premium - Compatibility issue with Smart Slider 3
420 * TWEAK: Suppress PHP warnings caused by WebP converter
421 * TWEAK: Database optimization - Prevent duplicate AJAX requests, minor code improvements
422 * TWEAK: Smush - Add a cron job to run pending image compressions, ensuring completion of the process even if bulk image compression encounters interruptions or failures
423 * TWEAK: Clean up files on uninstall
424 * TWEAK: Added compatibility for `Custom Permalinks` plugin
425 * TWEAK: If minifying is enabled, then check that the purge cron event exists (not only upon plugin activation)
426 * REFACTOR: Premium - Unused Images - Separate classes for Beaver Builder, Estatik, and Yoast SEO plugins
427 * FIX: Premium - WP CLI commands permission issues solved
428
429 = 3.2.15 - 09/May/2023 =
430
431 * FEATURE: Premium - Cache - Added compatibility with the "WooCommerce Multilingual & Multicurrency" plugin's multi-currency feature
432 * FIX: Premium - Above the folder elements should not be loaded lazily
433 * FIX: Prevents minify cache invalidation when asset version is changed but content is same
434 * FIX: Prevent PHP 8 uncaught exception `TypeError` when using CloudFlare
435 * FIX: Add logging destination UI
436 * FIX: Premium - Cache - Prevents a PHP fatal error that occurs when user cache is enabled on sites running on MariaDB with a version prefix of '5.5.5-' and PHP versions prior to 8.0
437 * FIX: Serving WebP images only to supported browsers wasn't working properly when page caching is enabled
438 * FIX: Minify - `inherit` Google fonts method is not working
439 * TWEAK: Prevent PHP deprecation notice when purging minify cache
440 * TWEAK: Cache - Prevent PHP warning when deleting cache
441 * TWEAK: Suppress PHP notice when cannot write to .htaccess file
442 * TWEAK: Add user capability check for smush task manager ajax handling method
443 * TWEAK: Minify - Do not send cache control and last modified headers if already present
444 * TWEAK: Smush - clean up log entries
445 * TWEAK: Correctly handle XX and T1 country codes in Cloudflare's IP country header
446 * REFACTOR: Separate classes for activation, deactivation and uninstall actions
447
448 = 3.2.14 - 30/Mar/2023 =
449
450 * FIX: Compatibility with WordPress 6.2 when using PHP 8.x
451 * FIX: Divi builder's edit mode when WebP serving is using the "alter HTML" method
452 * FIX: Premium - Unused images feature - improve compatibility with Beaver Builder and its addons
453 * FIX: Cache - Page caching wasn't working on the IIS webserver
454 * TWEAK: Update seasonal notices
455 * TWEAK: Prevent deprecation notices in PHP 8.2+
456
457 = 3.2.13 - 13/Mar/2023 =
458
459 * FEATURE: WebP - Ability to convert to webp format from media library
460 * FIX: Prevent PHP warning when minify-log files are missing or corrupted, also added appropriate error message
461 * FIX: Delete webp files and uncompressed file when media is deleted
462 * FIX: Polylang compatibility - now upon updating any post, caches for all translated languages are cleared
463 * FIX: Prevent adding unsupported media types to the smush task list
464 * FIX: WebP - Unsupported formats throws a fatal error
465 * FIX: Compress image UI for webp images
466 * FIX: Premium - WebP Images are marked as unused images
467 * FIX: Resolved an issue where Beaver Builder's edit mode was not functioning properly when WebP conversion was enabled
468 * FIX: Prevent creating multiple cache directories for URLs that contain non-English characters
469 * TWEAK: Preload allowed time difference is set to be the same as max execution time
470 * TWEAK: Premium - Unused images feature - Add compatibility with Yoast SEO social images
471 * TWEAK: Prevent jQuery deprecation notices
472 * SECURITY: Fixed a non-persistent XSS vulnerability that could occur on certain servers when the WebP conversion option was enabled. This vulnerability could allow an attacker to execute arbitrary JavaScript code in the victim's browser by tricking them into clicking on a specially crafted link. Thanks to Paolo Elia for reporting this.
473
474 = 3.2.12 - 06/Feb/2023 =
475
476 * SECURITY: Today's 3.2.11 release (free version only - there was no 3.2.11 Premium release) checked nonces incorrectly, opening up the possibility of an attacker tricking an admin into clicking links crafted to perform unauthorised actions on the WP Optimize configuration on his site.
477
478 = 3.2.11 - 06/Feb/2023 =
479
480 * FIX: Empty query string updates cache
481 * FIX: Cache - Purge cache after string translation update in WPML
482 * FIX: Cache - Preload stuck and fails to complete
483 * FIX: Prevent PHP warning when `.htaccess` files don't have write permission
484 * FIX: Premium – Fixed compatibility issue with WP Hide plugin
485 * FIX: Minify - Less than 20KB stylesheets loading order
486 * TWEAK: Add cron event only if clear backup images is enabled
487 * TWEAK: Cache - Use WordPress GMT offset for cache comment
488 * TWEAK: Only allow image types that can be compressed
489 * TWEAK: Cached page is not served for sites that have own directory for WordPress files
490
491 = 3.2.10 - 28/Nov/2022 =
492
493 * FIX: Prevent php warning and increase SendInBlue `mailin` plugin compatibility
494 * FIX: Avoid screen juggling while selecting optimizations from dropdown in scheduled clean up
495 * FIX: Prevent cache purge upon deactivation using filter
496 * FIX: Cache purge ability of all registered user
497 * FIX: Recognise WooCommerce product category images as used images
498 * FIX: Multisite support in `cached-file-log.php` template
499 * TWEAK: Improve Optimization Schedule UI
500 * TWEAK: Consolidated error notices by the use of a global WPO notice object.
501 * TWEAK: Remove `Reset WebP serving method` button when there are no webp conversion tools
502 * TWEAK: Remove query strings from scripts
503 * TWEAK: Add `Restrict Content Pro` plugin slug to `plugin.json`
504 * TWEAK: Add option to remove orphaned `user meta` data upon run optimization
505 * TWEAK: Add `no-cache` headers when minify is enabled and page caching is not
506 * TWEAK: Ability to remove `.htaccess` rules when gzip compression is not available
507 * TWEAK: WebP: Avoid PHP warnings when using hot linked images (Alter HTML method)
508 * TWEAK: WebP conversion is unavailable when php shell functions do not exist
509 * TWEAK: Improved UI settings for asynchronous loading and page speed testing exclusion tools
510 * TWEAK: Add a constant to enable/disable webp feature
511 * TWEAK: Set a global context for $wp_file_descriptions context so that it gets assigned to correctly, preventing a subtle visual change in the theme editor
512 * TWEAK: Prevent php warning from `webp-convert` library
513 * TWEAK: Update currently-active installs number in thank you for installing notice.
514 * TWEAK: Replaced deprecated use of jQuery.change()
515
516 = 3.2.9 - 06/Sep/2022 =
517
518 * FEATURE: Import and export settings
519 * FIX: Avoid infinite loop while using unused images export csv
520 * FIX: Scheduled cache preloading issue
521 * FIX: WebP testing making unnecessary background HTTP checks
522 * FIX: Google fonts compatibility with The7 theme
523 * FIX: Prevent console error for undefined `wp_optimize` for smush scripts
524 * TWEAK: Avoid PHP warnings on cache cleanup
525 * FIX: Ability to disable webp serving while caching is on
526 * TWEAK: Reset webp conversion method flags daily using cron job
527 * TWEAK: Remove orphaned `wpo_weekly_cron_tasks` cron job upon uninstallation
528
529 = 3.2.8 - 23/Aug/2022 =
530
531 * FIX: Build system error led to a missing file in 3.2.7 which could cause an error when using related functions
532 * FIX: Fix incorrect function name in admin class
533
534 = 3.2.7 - 15/Aug/2022 =
535
536 * FEATURE: A CLI command for generating lists of unused images as a CSV file (Premium)
537 * FIX: The unused images CSV downloads have a few redundant images listed
538 * FIX: ACF block field images are listed as unused images
539 * FIX: Correctly recognize `inherit` in google fonts async loading
540 * FIX: Cache - Do not purge when `wp_update_nav_menu` is removed from `wpo_purge_cache_hooks` array
541 * TWEAK: Prevent PHP warnings when using `json_decode` result
542 * TWEAK: Create cache config file if not present because of site migration
543 * TWEAK: Update notice class
544 * TWEAK: Recognize WooCommerce scheduled sales and cache accordingly
545 * TWEAK: Prevent duplicate `wp-optimize` entry in tables optimization list
546 * TWEAK: Test htaccess capability only when needed by webp feature
547 * TWEAK: Increase compatibility with Aelia plugins
548
549 = 3.2.6 - 15/Jun/2022 =
550
551 * FIX: Incorrect static method calling causes parse Error in PHP 5.6.36
552 * FIX: WebP - Trailing slash file creation issue in PHP 8
553 * FIX: PHP warning in cache rules file
554 * FIX: Asynchronous google fonts loaded twice
555 * TWEAK: Conditional Tags anchor tag fix
556
557 = 3.2.5 - 03/Jun/2022 =
558
559 * FIX: Fix a fatal error that could occur in 3.2.4 if settings had not been saved
560
561 = 3.2.4 - 24/May/2022 =
562
563 * FEATURE: Create a cron job to delete expired cache files
564 * FEATURE: WebP image format can be used to serve images
565 * FIX: Incorrect record count after importing
566 * FIX: Image smushing issues
567 * FIX: Problem with Redirect – Trailing Slash on URLs
568 * FIX: Unused images issue with ACF `repeater` and nested fields
569 * TWEAK: Added functionality for exclude caching based on conditional tags
570 * TWEAK: Update last optimized time for scheduled optimizations
571 * TWEAK: Cache - Prevent already header sent warnings while importing posts
572 * TWEAK: Improved UI for `actionscheduler_` tables
573 * TWEAK: Add filter to allow/disallow `gz` file generation
574 * TWEAK: Show error message to user when WP_CACHE constant can't be removed from wp-config.php due to file permission issue.
575
576 = 3.2.3 - 09/Mar/2022 =
577
578 * FEATURE: Minify: Pre-generate assets
579 * FIX: Cache - 'Purge cache permissions' setting does not allow additional roles to access the purge cache tool
580 * TWEAK: Make smush details button work in media modal window
581 * TWEAK: Do not show overhead in red when the amount is small
582 * TWEAK: Avoid PHP Notices caused by "upgrader_process_complete" action
583 * TWEAK: Force monolog 2.3.* in order to avoid PHP 7.2+ dependency
584
585 = 3.2.2 - 24/Jan/2022 =
586
587 * FEATURE: Cache - Allow debugging of which cache file is chosen
588 * FEATURE: Premium - Cache - Serve cached content for logged in users, per role
589 * FIX: Premium - Unused Images - Fixed trashed images listing
590 * FIX: Image selection issue in compressed and unused image is fixed.
591 * FIX: ACF plugin compatibility issue with select2 JS library
592 * FIX: Premium - Unused Images - Multibyte characters in filename are not recognised correctly
593 * FIX: Table optimization displays wrong information about WP All Import plugin tables
594 * FIX: Potential PHP fatal error - Call to undefined function _wp_get_current_user()
595 * FIX: Minify - correctly minify multiple `calc` function in single property value
596 * FIX: SQL error when keeping post revisions and optimizing
597 * FIX: Cache - Prevent caching WordPress critical error page
598 * FIX: Minify - Google fonts merging issue when the same font is enqueued in both API V1 and V2
599 * FIX: Minify - Make `inherit` and `inline` settings work with Google fonts
600 * FIX: Database error upon plugin activation
601 * TWEAK: Minify - Show a notice if other minification plugins are installed and active
602 * TWEAK: Remove unused bundled JavaScript from minify library to avoid irrelevant scan results
603 * TWEAK: Image compression - Image compression stats include gains on image sizes
604 * TWEAK: Make sure that messages from WP_Error objects in gzip compression are displayed to users.
605 * TWEAK: Prevent PHP notice from WooCommerce deprecation
606 * TWEAK: Create `task` tables upon activation, if needed.
607 * TWEAK: Show error instead of success when table doesn't exist
608 * TWEAK: Update seasonal notices
609 * TWEAK: Prevent PHP fatal error in media list view, when images are makred as compressed
610 * TWEAK: Image edit window - Link does not go to image settings and more/less link not working
611
612 = 3.2.1 - 29/Nov/2021 =
613
614 * FIX: Apply different image compression levels
615 * FIX: Cache - Purge WooCommerce product page after stock update
616 * FIX: Database errors after adding a new site
617 * FIX: Flatsome theme compatibility with google fonts
618 * FIX: Image compression advanced settings, display default backup days instead of empty value.
619 * FIX: Image compression was not working when the image extension used capital letters
620 * FIX: Premium - Cache - Potential PHP error in User-specific cache
621 * FIX: Premium - resolve potential admin-area PHP error if the deprecated mailchimp sync plugin and MC4WP plugin are both active (and potentially other situations where a plugin deactivates another)
622 * FIX: Premium - Unused images - compatibility with PHP 8
623 * FIX: Premium - Unused images - issue with parenthesis in name
624 * FIX: Premium - Unused images - Pagination count doesn't update
625 * FIX: Prevent a PHP notice when using with UpdraftCentral
626 * FIX: Save prioritize maximum compression setting correctly
627 * FIX: Wrong redirect when wiping settings on multisite
628 * TWEAK: Premium - add review link at bottom of settings
629 * TWEAK: Force monolog/monolog and psr/log versions to retain PHP 5.X compatibility/satisfy wordpress.org SVN hooks
630 * TWEAK: Add compatibility with Kinsta
631 * TWEAK: Added functionality for to convert MyISAM to InnoDB
632 * TWEAK: Add filters for minify input string
633 * TWEAK: Cache - Added filter to modify cache exception urls
634 * TWEAK: Cache - Optimize preload from sitemap
635 * TWEAK: Cache - Serve different versions based on cookie consent
636 * TWEAK: changed filter to prevent deprecation notice in php 8.1+
637 * TWEAK: Decide automatically whether to inline css or not based on file size
638 * TWEAK: Fix typo in text domain name
639 * TWEAK: get_hurl function minified.
640 * TWEAK: Improve clarity of debug message when DONOTCACHEPAGE constant is used
641 * TWEAK: Improve DB UI/UX on multisite
642 * TWEAK: Improve minify cache size messages
643 * TWEAK: Making Estatik plugin compatible
644 * TWEAK: Minify - Add JS translations support
645 * TWEAK: Minify HTML only on cache pre-loading
646 * TWEAK: Port from previous semaphore classes to Updraft_Semaphore_3_0
647 * TWEAK: Premium - Unused images - Show that there are images in the trash without having to re-scan everything
648 * TWEAK: Prevent a PHP notice when downloading image compression log file. Fix backup modal styling issue.
649 * TWEAK: Prevent fatal error in gzip settings when stylesheet could not be fetched
650 * TWEAK: Short-circuit trivial case of nothing in the buffer when page-caching, to involve any possible other issues
651 * TWEAK: Update comments count after trackbacks and pingbacks deletion
652 * TWEAK: Update minified asset when the enqueued scripts and styles version change
653 * TWEAK: Use proper constant of includes path in user cache extension
654 * TWEAK: Fix path to `wpo-plugins-tables-list.json` in robots.txt
655
656 = 3.1.12 - 12/Jul/2021 =
657
658 * FEATURE: Ability to defer js files and asynchronously load css files
659 * FEATURE: Option to not aggregate inline styles and scripts
660 * FIX: Always purge this cache HTML issue
661 * FIX: Cache - Enable cache for subfolders and multisite installation with the permalink structure example.com/index.php/a-post-name
662 * FIX: PHP 8 Issue: Minify and Merge Error
663 * FIX: Silent failure of page caching if plugin location not found
664 * TWEAK: Added Update URI header field to avoid accidentally being overwritten with an update of a plugin of a similar name from the WordPress.org Plugin Directory.
665 * TWEAK: Delay displaying notices for 2 weeks
666 * TWEAK: Improve label of when saving a media type in always purge this
667 * TWEAK: Improve query for EWWW IO history
668 * TWEAK: Prevent a PHP notice if using WP-Optimize and MetaSlider on the same site.
669 * TWEAK: Prevent PHP warnings from theme update and google font minify
670 * TWEAK: Skip HTML minification if the total size is > 1MB (takes too long to be worthwhile)
671 * TWEAK: Updating custom compression slider values
672
673 = 3.1.11 - 08/Jun/2021 =
674
675 * FIX: Cache - Don't cache pages for logged-in users when 'Serve cached pages to logged in users' option (new in 3.1.10) is enabled
676
677 = 3.1.10 - 26/May/2021 =
678
679 * FEATURE: Premium - Cache - User-specific cache. Useful for subscription websites, and websites where tailored content is offered to logged-in users.
680 * FEATURE: Page cache now also caches RSS feeds
681 * FEATURE: Ability to exclude files from minify process
682 * TWEAK: Prevent PHP warning when deactivating Minify and the cache folder does not exist anymore
683 * TWEAK: Premium - Lazy-load - Possibility to disable Lazy load on specific pages
684 * TWEAK: Do not enqueue deleted script
685 * FIX: Minify - Some pattern CSS import statements broke site
686 * FIX: Minify - Events triggering
687 * FIX: Google Fonts regression in 3.1.9
688
689 = 3.1.9 - 29/Apr/2021 =
690
691 * FEATURE: Power Tweak - Change meta_key field length and create new index
692 * FEATURE: Premium - Automatic Backups using UpdraftPlus during scheduled optimizations
693 * FEATURE: Keep last X revisions
694 * FIX: Overlapping header notice in mobile view
695 * FIX: Cache - Wildcard not working in cache exclusions
696 * FIX: Prevent error in htaccess when mod_header isn't available
697 * FIX: PHP Fatal error on deleting plugin
698 * FIX: PHP 8 Issue: loadAsync JS error
699 * FIX: RankMath breaks robots.txt
700 * TWEAK: Bypass minify when editing translations using TranslatePress
701 * TWEAK: Purge minify cache from front end
702 * TWEAK: Minify - Prevent cache directory creation while disabled
703 * TWEAK: Add Google Fonts API version 2 support
704 * TWEAK: Minify - Save all tab content settings changes with single Click
705 * TWEAK: Improved optimization preview
706 * TWEAK: Filter the list of preloaded URLs
707 * FEATURE: Premium - Cache - Always purge this page
708 * TWEAK: Update seasonal notices
709 * TWEAK: Bump WP version requirement to 4.5+
710
711 = 3.1.8 - 12/Mar/2021 =
712
713 * FIX: Cache - Warning failed to open dir
714 * FIX: Premium - Unused images - Fixed issue with images including a size suffix similar to WP sizes
715 * FIX: Display optimization data based on retention period
716 * FIX: Scheduled cleanup settings - Invalid date selection
717 * TWEAK: Premium - Separate table optimisations per sub-site
718 * TWEAK: Premium - Unused images - Add compatibility with the Envira Gallery plugin
719 * TWEAK: Page caching: add support for Avada
720 * TWEAK: Add visual clue when image compression was cancelled
721 * TWEAK: Image compression - multi image selection using Ctrl/Shift keys
722 * TWEAK: Premium - Unused images - Reset last clicked image reference when `select none` is clicked
723 * FIX: Premium - Unused images - Pagination not working in the trash
724 * TWEAK: Prevent bots from indexing plugins list json file
725 * TWEAK: Minify - Added a setting to change the time stale cache should be kept
726 * TWEAK: Better support for Beaver Builder
727 * TWEAK: Prevent PHP warning when reading a file's size
728 * TWEAK: Cache - Purge the blog page when updating a post
729 * TWEAK: Cache - Purge next and previous posts on post update
730 * TWEAK: Cache - Purge sitemap files on post update
731
732 = 3.1.7 - 12/Feb/2021 =
733
734 * FEATURE: Premium - Preload key requests (Preload fonts and other assets)
735 * FIX: Detecting Brotli compression issue
736 * FIX: Cache - PHP Warning in URLs to exclude from caching
737 * FIX: Premium - Unused images - Unused Images Tool not recognising Greek characters
738 * FIX: Button for disabling Gzip doesn't showing
739 * TWEAK: Database optimization - Prevent fatal error due to files missing
740 * TWEAK: Skip minify when SCRIPT_DEBUG is set to true
741 * TWEAK: Fixed Font-awesome settings
742 * TWEAK: Add support for different spellings of "Font-awesome"
743 * TWEAK: Update the feature comparison table
744 * TWEAK: Added the option to not show the warning before deleting a table
745 * TWEAK: Wipe all options upon plugin de-installation
746 * TWEAK: Premium - Lazy-load - Lazy load support for background images
747 * TWEAK: Minify - Add file size in the minify cache summary
748 * TWEAK: Detect conflicting plugins for GZIP issue
749 * TWEAK: Database optimization - Include all tables if database prefix is not set on WP install
750 * TWEAK: Premium - Unused images - added "X of X images loaded" for unused trash images
751 * TWEAK: Don't allow to remove actionscheduler_* tables
752 * TWEAK: Premium - Unused images - Show a progression screen when doing any action with unused images
753 * TWEAK: Cache - Enable cache for the old default permalink structure `domain.com/index.php/a-post-name` by creating a folder without the extension
754 * TWEAK: Show previous action as message on Trackbacks or Comments enable or disable.
755 * TWEAK: Prevent deprecation notice on PHP 8.0
756 * TWEAK: Update notices
757
758 = 3.1.6 - 17/Dec/2020 =
759
760 * FIX: Fix wrong class name
761
762 = 3.1.5 - 17/Dec/2020 =
763
764 * FEATURE: Introduction of Power tweaks (premium feature)
765 * FEATURE: Power tweak - replace WooCommerce "Get total spent" query by a faster one
766 * FIX: CloudFlare not detected on gzip and browser caching tabs
767 * FIX: Cloudflare caching issue
768 * FIX: Premium - Unused images - Download CSV warning
769 * FIX: PHP 8 compatibility issue WP_Optimize_Browser_Cache->prepare_interval()
770 * TWEAK: Upgrade jQuery code to deal with deprecations with the latest bundled version
771 * TWEAK: Fix wrong usage of wp_localize_script to prevent warnings in PHP 8
772 * TWEAK: Premium - Unused images - Update the data when moving images to the trash / deleting instead of doing a hard refresh
773 * TWEAK: Change how default exclusions are handled
774 * TWEAK: Now that PHP 8.0 has been released, bump minimum PHP version requirement from PHP 5.4 to 5.6.
775 * TWEAK: Delete WP-O's .htaccess rules at deactivation
776 * TWEAK: Premium - Unused images - Separate unused images and unused image sizes processes
777 * TWEAK: Update jQuery document ready style to the one not deprecated in jQuery 3.0
778 * TWEAK: Minify CSS - Possibility to toggle the google fonts `display=swap` parameter from the UI.
779 * TWEAK: Fix small UI issues
780 * TWEAK: Clean up all cron events when deactivating the plugin
781 * TWEAK: Premium - Possibility to set permissions for purging page cache and minify files.
782 * TWEAK: Bypass minify when editing a post using the Brizy editor
783 * TWEAK: Renamed UpdraftCentral's command classes filter
784 * TWEAK: Bump WP version requirement to 4.4+, and PHP version requirement to 5.4+
785 * TWEAK: Purge caches when updating a plugin / theme (also when updating using a ZIP archive)
786 * TWEAK: Improve the admin bar "cache" menu
787 * TWEAK: Show information about Cloudflare support
788 * TWEAK: Database optimization - Resume optimizing when a timeout occurs
789 * TWEAK: Remove redundant code
790 * TWEAK: Cache feature - Do not cache pages with fatal errors
791 * TWEAK: Cache feature - Do not cache RSS feeds
792 * TWEAK: Page caching - Prevent adding the "comment cookie" when ordering on WooCommerce
793
794 = 3.1.4 - 15/Sep/2020 =
795
796 * FIX: Prevent fatal error when updating
797
798 = 3.1.3 - 15/Sep/2020 =
799
800 * TWEAK: Added Oasis Workflow Pro tables to the list
801 * FIX: Unused images - restore from trash UI issue
802 * FIX: Premium - Unused images - Images trash works on multisite
803 * TWEAK: Prevent GLOB_BRACE warning on systems not supporting it
804 * TWEAK: Minify - Reset minified files when saving an Elementor page or post
805 * TWEAK: Minify - Purge cached assets when UpdraftCentral was updated.
806 * TWEAK: Minify - Enable users to defer all JavaScript, including the merged and minified assets
807 * TWEAK: Minify - Improve general compatibility with The Events Calendar and other plugins
808 * TWEAK: Image compression - prevent database warning when the table `ewwwio_images` does not exist
809 * TWEAK: Image compression - Detect already compressed images by other plugins (ShortPixel Image Optimizer, Smush, Imagify, Compress JPEG & PNG images by TinyPNG, EWWW Image Optimizer)
810 * TWEAK: Image compression - Added compression stats in the Media Library's list view
811 * TWEAK: Image compression - Possibility to restore all compressed images
812 * TWEAK: Image compression - Remove NitroSmush service, which is no longer active.
813 * TWEAK: Image compression - Tweak user agent when requesting to resmush.it
814 * TWEAK: Preserve selected optimizations when saving settings
815 * TWEAK: Page caching - Prevent PHP Notice: Trying to get property 'comment_status' of non-object
816 * TWEAK: Cache - Do not serve from cache when a user has posted a comment
817 * TWEAK: Cache feature - Added integration with Cloudflare (Premium)
818 * TWEAK: Page caching - Rename variables in the global context to more specific names
819 * TWEAK: Premium - Prevent potential JS error in the "unused images" feature
820 * TWEAK: Premium - Unused images - Add support for Slider Revolution
821 * TWEAK: Premium - Unused images - use the URL stored in attachment meta-data as fallback
822 * TWEAK: Premium - Unused images - Only fetch image information when requesting the information to be displayed
823 * TWEAK: Premium - Lazy-load - Show a notice when a known plugin also provides lazy-loading, instead of disabling the feature
824 * TWEAK: Minify - Only load the required vendor classes instead of using composer's autoload in order to prevent compatibility issues
825 * TWEAK: Minify - Added filters `wpo_minify_get_js` and `wpo_minify_get_css` to enable users to do extra processing before saving the code
826 * TWEAK: Minify - Prevent PHP warning when no log is present
827 * TWEAK: Minify - Prevent error when the function gzencode doesn't exist
828 * TWEAK: Removed MetaSlider notice in the notices collection
829
830 = 3.1.2 - 03/Jun/2020 =
831
832 * TWEAK: Only load minify dependencies when the feature is enabled, reducing the risk of conflicts with plugins with obsolete/incompatible library versions
833
834 = 3.1.1 - 03/Jun/2020 =
835
836 * FIX: Minify - Make the feature unavailable when W3 Total Cache is active (an ancient version of the library in that plugin is incompatible and can cause a crash if either plugin attempts to perform minification)
837 * TWEAK: Tweak polling interval for fetching WP-O minify cache information
838
839 = 3.1.0 - 02/Jun/2020 =
840
841 * FEATURE: Major new feature: JS and CSS combination and minification. Read more at: https://getwpo.com/faqs/category/minification/
842 * FIX: Image compression - delete backup images in a non-dated folders
843 * FIX: Premium - Unused images - Only move relevant images to trash
844 * FIX: Cache feature - Show correct preloading status
845 * FIX: Fixed optimizations preview on multisite
846 * FIX: Cache feature - Fixed error handling for cache preload action
847 * FIX: Call to unavailable function was breaking page caching on old WP versions without add_filter() available early
848 * TWEAK: Premium - Do not show the loading overlay on the database screen when loading the unused images list
849 * TWEAK: Periodically update the plugins' tables list (plugin.json)
850 * TWEAK: Do not use wp_get_upload_dir() on WP versions before it is available
851 * TWEAK: Prevent JavaScript error when showing a notice after purging the cache
852 * TWEAK: Cache feature - Better handle errors when enabling or disabling caching
853 * TWEAK: Cache feature - Use HTTP headers to indicate page caching status
854 * TWEAK: Premium - Unused images - Added filter `wpo_unused_images_ids`
855 * TWEAK: Cache feature - Prevent purging the whole cache when saving a WooCommerce product
856 * TWEAK: Premium - Page cache - "Do not cache this post" setting to only be effective when viewing a single post or page.
857 * TWEAK: Cache feature - Added the filter wpo_cache_preload_sitemap_filename to enable overriding of the sitemap name used for preloading
858 * TWEAK: Make all tooltips accessible via keyboard navigation
859 * TWEAK: scandir() usages changed to opendir()
860 * TWEAK: Database optimizations - Add Gravityforms to list and tweak UI
861 * TWEAK: Cache feature - Preload indicates when using a sitemap
862 * TWEAK: Hide the "remember to save settings" notice after saving.
863 * TWEAK: Updater in paid version now will make checks on availability without needing login
864
865 = 3.0.19 - 31/Mar/2020 =
866
867 * FIX: Fix force tables optimisations checkboxes
868 * FIX: Fix tablesorter issue preventing the optimisations from displaying
869 * FIX: Premium - Fix Spam and Trashed Comments preview
870 * TWEAK: Premium - Possibility to exclude a page from cache from the page / post edit
871
872 = 3.0.18 - 27/Mar/2020 =
873
874 * TWEAK: Wipe WP-Optimize settings function
875 * FIX: Don't override advanced-cache.php if caching is disabled
876
877 = 3.0.17 - 19/Mar/2020 =
878
879 * FIX: Show image as uncompressed after restoring backup from the media modal
880 * FIX: Save the last state for "take a backup" checkboxes
881 * TWEAK: Load optimizations and database tables list via ajax
882 * TWEAK: Move database optimization settings to the database page
883 * TWEAK: Improve error handling for ajax requests
884 * TWEAK: Cache feature - Add the filter `wpo_cache_show_cached_by_comment` to enable users to hide the HTML comment <!-- Cached by WP-Optimize... -->
885 * TWEAK: Cache feature - Clear archive page cache when post is updated
886 * TWEAK: Cache feature - Possibility to exclude front page from the cache
887 * TWEAK: Cache feature - Deny direct access to cache files folder
888 * TWEAK: Cache feature - Prevent direct access to cache config content
889 * TWEAK: Image compression - Prevent confusing errors when restoring an image whose backup file was deleted
890 * TWEAK: Only show the plugin's own notices on WP-Optimize's pages
891 * TWEAK: Remove MetaSlider related message
892 * TWEAK: Premium - Page cache - Possibility to generate a cache file per country with WooCommerce geolocation
893 * TWEAK: Premium - Reorganise cache extensions to only keep the code required at the cache generation / fetching stage
894 * TWEAK: Premium - Unused images - add support for non-dated folders
895 * TWEAK: Premium - Unused images - Added wpo_unused_images_per_page filter for filtering images per page count
896 * TWEAK: Premium - Unused images - Possibility to move unused images to trash before completely deleting
897
898 = 3.0.16 - 27/Jan/2020 =
899
900 * FIX: Premium - Unused images - Fixed detection of -rotated and -scaled images
901 * TWEAK: Cache feature - Cache sitemap.xml and robots.txt
902 * TWEAK: Cache feature: fix scheduled preload
903 * TWEAK: Cache feature: save the value of wpo_current_url() to enhance compatibility with Weglot
904 * TWEAK: Fix permissions for restoring or compressing images on multisite
905 * TWEAK: Premium - Tweak UI when fetching unused image infos
906 * TWEAK: Premium - Added compatibility for Oxygen builder
907 * TWEAK: Premium - Added WP-CLI commands for managing cache
908
909 = 3.0.15 - 16/Dec/2019 =
910
911 * FIX: Image compression - Fix restoration on multisite
912 * FIX: Cache feature - Scheduled preload when a sitemap does not exists
913 * TWEAK: Check for headers_sent() before closing the browser connection
914 * TWEAK: Cache feature - Do not show clear cache buttons in the admin bar if the user doesn't have the right capability
915 * TWEAK: Cache feature - Don't cache REST API requests
916 * TWEAK: Tabs to point to the correct URL for direct access
917 * TWEAK: Only log the reason why an URL isn't cached if the constant WPO_CACHE_DEBUG is true
918 * TWEAK: Image compression - Added a new filter 'wpo_image_compression_single_image_options' to allow changing the image quality for each image.
919 * TWEAK: Cache feature - Added instructions how to edit advanced-cache.php file
920 * TWEAK: Detecting Cloudflare and Brotli compression before enabling GZIP
921
922 = 3.0.14 - 25/Nov/2019 =
923
924 * FIX: Fixed default option values for smush backup automatic deletion
925 * FIX: Prevent potential Fatal error when including notices class
926 * FIX: Image compression - Fixed division by zero notification
927 * FIX: Fix list of backup entities before removing unused images
928 * TWEAK: PHP 7.4 compatibility tweak in the fatal error handler
929 * TWEAK: Image compression feature - Backup of original image paths are now relative
930 * TWEAK: Page cache - Fix condition when displaying the message indicating the reason for not caching or serving cache
931 * TWEAK: Page cache - Do not save post to cache if comments are opened and the user has saved their information
932 * TWEAK: Page cache - intelligently handle Google Analytics tracking parameters in URL (Premium)
933 * TWEAK: Page cache - add a query parameter to force display of the reason for not caching a page or serving a cached page
934 * TWEAK: Cache feature - Added is_writable() checking before trying to write advanced-cache.php
935 * TWEAK: Premium - Optimize database optimisations for WP-CLI commands
936 * TWEAK: Premium - Don't run UI requests for WP-CLI actions
937 * TWEAK: Premium - Page cache - Add default WooCommerce currency to the cache config
938 * TWEAK: Page cache - Add the possibility to save default values to the cache config
939 * TWEAK: Page cache - Add a possible secondary cache extensions location using the constant 'WPO_CACHE_CUSTOM_EXT_DIR', to allow keeping the bundled extensions in their original location
940 * TWEAK: UI tweaks
941 * TWEAK: Add missing filename reference in error message
942 * TWEAK: Page cache - Purge cache when Autoptimize's cache is cleared
943 * TWEAK: Image compression - Compatibility with Elementor plugin
944 * TWEAK: Image compression - Added feature to mark all images as uncompressed
945 * TWEAK: Bump supported minimum WP version up to 3.9
946
947 = 3.0.13 - 21/Oct/2019 =
948
949 * FIX: Don't show VIEWs as corrupted database tables
950 * TWEAK: Image compression - Cancel button now stops the compression process
951 * TWEAK: Only show general notice when update notice isn't shown
952 * TWEAK: Improve message when Gzip compression is already enabled
953 * TWEAK: Premium - Use path to include lazy load script
954 * FIX: Image compression - Fixed detecting of uncompressed images
955 * TWEAK: Image compression - Use wp_remote_get() instead file_get_contents() for retrieving compressed images
956 * TWEAK: Use wp_remote_get() instead file_get_contents() for retrieving compressed images
957 * TWEAK: Cache feature - add a 'Purge all' cache button to the admin bar
958 * TWEAK: Premium - Prevent php warning in scheduled optimisations list
959 * TWEAK: Premium - Unused images feature - Add compatibility with Advanced Custom Fields (ACF) image and gallery fields
960
961 = 3.0.12 - 24/Sep/2019 =
962
963 * TWEAK: Cache - Purge cache files when updating menu, saving the customizer and editing widgets
964 * TWEAK: Cache - Do not show the reason for not caching when the request is DOING_CRON
965 * TWEAK: Premium - Unused images feature - Improved detection on sites with many posts/images
966 * TWEAK: Automatically delete smush image backups option
967 * TWEAK: Premium - Unused images feature - Better detection of featured images
968 * TWEAK: Cache - Ability to purge single page or post from cache
969 * TWEAK: Cache - Display the content of advanced-cache.php to the user if it was not writable when enabling cache
970 * TWEAK: Image compression - Automatically delete image backups option
971 * TWEAK: Image compression - metabox now inherits the settings from the main screen
972 * TWEAK: Image compression - Added feature to mark images as already compressed by another tool
973 * TWEAK: Image compression - Added detailed log information when image compression fails.
974 * TWEAK: Premium - Unused images feature - Improved detection on sites with many posts/images
975 * TWEAK: Premium - Unused images feature - Better detection of featured images
976 * TWEAK: Premium - Lazy load - Added WooCommerce support
977 * TWEAK: Premium - Increased warning level and visibility when deleting unused database tables and unused images
978 * TWEAK: Prevent a couple of unwanted PHP notices being logged when running cron via the command-line
979 * TWEAK: Tweaked update notice wording
980
981 = 3.0.11 - 07/Aug/2019 =
982
983 * FIX: Check the results of opendir() when emptying the cache, to prevent a possible infinite loop if it fails
984 * FIX: Compatibility issues with WordPress 4.0
985 * FIX: Replace function that did not exist on PHP 5.2
986 * TWEAK: Add work-around for plugins which call the WP action comment_post incorrectly
987 * TWEAK: Change the algorithm for locating file-based-page-cache.php to handle same-server site moves better
988 * TWEAK: Prevent an unwanted PHP notice caused by Action Scheduler purges
989
990 = 3.0.10 - 30/Jul/2019 =
991
992 * TWEAK: If short-circuiting the attachment_fields_to_edit filter result, return the pre-existing value
993 * TWEAK: Adjust wpo_delete_files() and related functions with extra sanity checks
994
995 = 3.0.9 - 30/Jul/2019 =
996
997 * FIX: Fix bug in logic for sending "Content-Encoding: gzip" header that could cause it to be sent prematurely with non-cached pages
998
999 = 3.0.8 - 30/Jul/2019 =
1000
1001 * FIX: Lazy-loading regression in recent Premium release
1002 * FIX: Smush images selection on multisite
1003 * FIX: Displaying WP-Optimize tabs menu on mobile devices
1004 * TWEAK: Disable redundant lazy-loading feature when Divi theme is active
1005 * TWEAK: Improve accuracy of message shown when it is not possible to automatically enable Gzip compression of static resources
1006 * TWEAK: Only output reasons a page was not cached if the wp_footer action was run
1007
1008 = 3.0.7 - 25/Jul/2019 =
1009
1010 * FIX: Fix some logic bugs related to the decision whether to send gzip-encoded cached content
1011 * FEATURE: To aid debugging if WP_DEBUG is turned on then if a page was *not* cached, then the HTML source will now contain the reason(s) why not in the footer
1012 * TWEAK: The is_user_logged_in() function is not necessarily available during a WP 'technical difficulties' scenario
1013 * TWEAK: Purge site homepage cache after updating post or publishing a new post (can be over-ridden with the filter wpo_delete_cached_homepage_on_post_update)
1014
1015 = 3.0.6 - 25/Jul/2019 =
1016
1017 * FIX: Regression causing incorrect JavaScript filenames in the Premium release in 3.0.5
1018 * TWEAK: Also add cache-busting for the compiled handlebars file
1019 * TWEAK: Change the handlebars enqueue handle to prevent double loading
1020
1021 = 3.0.5 - 23/Jul/2019 =
1022
1023 * FIX: Short-circuit Updraft_Smush_Manager::add_compress_button_to_media_modal() outside of a dashboard context, so that plugins or themes that hook into some dashboard hooks outside of that context can't cause fatal errors
1024 * TWEAK: Added suffixes with WP-Optimize version number to js, css files
1025 * TWEAK: Change the method used to generate the configuration file path in advanced-cache.php; no issues were reported, but analysis indicated a potential way to generate a path that would not agree with what was written by saving settings; and also another way to generate an invalid path on Windows webservers running on non-standard ports.
1026 * TWEAK: Use WPO_CACHE_CONFIG_DIR constant instead string value in advanced-cache.php
1027
1028 = 3.0.4 - 20/Jul/2019 =
1029
1030 * FIX: Fixed a regression in 3.0 with orphaned relationship data optimization
1031
1032 = 3.0.3 - 20/Jul/2019 =
1033
1034 * TWEAK: Prevent saving of page cache settings when the page cache was already off and another page cache plugin was active from over-writing the other plugin's advanced-cache.php
1035
1036 = 3.0.2 - 19/Jul/2019 =
1037
1038 * TWEAK: Rename in order to cache-bust sites that cached old versions of the JS admin scripts
1039 * TWEAK: Prevent unwanted PHP notice if saving page cache settings without ever having turned the cache on
1040
1041 = 3.0.1 - 18/Jul/2019 =
1042
1043 * FIX: Prevent a potential stray line of text appearing
1044
1045 = 3.0.0 - 17/Jul/2019 =
1046
1047 * FEATURE: Adds a caching feature, with page cache, browser cache control and gzip control
1048 * TWEAK: Smush feature added to medial modal
1049 * TWEAK: Remove references to Keyy
1050 * TWEAK: Image compression metabox tweaks
1051 * TWEAK: Preload after purging, If preload schedule is enabled
1052 * TWEAK: Prevent image compression AJAX call from firing upon every tab change
1053 * TWEAK: Load assets in admin_enqueue_scripts()
1054 * TWEAK: Smush all image sizes
1055 * TWEAK: Add quick feedback link
1056 * TWEAK: Delete the original backup file when an attachment file has been deleted
1057 * TWEAK: Remove die() from shutdown handler
1058 * TWEAK: Remove references to Keyy
1059
1060 = 2.3.4 - 10/Jun/2019 =
1061
1062 * FIX: Incorrect file paths on multisites
1063 * FIX: Wrong DB Schema caused image compression to fail on multisites
1064 * TWEAK: Improve image compression UI
1065 * TWEAK: Add the possibility to hide the image optimisation metabox in the media edit screen.
1066 * TWEAK: Fix potential PHP notice in task queue when Automatic Smush is activated
1067 * TWEAK: Improve JSON-reparser to cope with even more exotic junk from some setups with problems elsewhere in their stack
1068 * TWEAK: Remove the numerical index column from the list of tables
1069 * TWEAK: Prevent methods being called when create_task returns false
1070 * TWEAK: Prevent PHP log warnings when images are missing from server (log in WP-O internal log instead)
1071 * TWEAK: Changed the default settings page from 'Settings' to 'Database'
1072 * TWEAK: Better discoverability of Premium features
1073 * TWEAK: Use new task manager class Updraft_Task_Manager_1_1
1074
1075 = 2.3.3 - 17/Apr/2019 =
1076
1077 * FIX: Revert faulty change to the default settings page in 2.3.2, which prevented optimization buttons working
1078
1079 = 2.3.2 - 17/Apr/2019 =
1080
1081 * FIX: Non-ASCII filenames could get mangled in the image optimization preview, resulting in images not shown (and WP 404 generation on the back-end).
1082 * FIX: Optimizing a table now runs correctly after automatic pre-optimize backup
1083 * TWEAK: Changed the default settings page from 'Settings' to 'Database'
1084 * TWEAK: Updated plugin links
1085
1086 = 2.3.1 - 16/Apr/2019 =
1087
1088 * FIX: Fix a code path that could cause a fatal error on PHP 5.2
1089 * TWEAK: Optimizing a table should then refresh the information in the UI shown for it
1090 * TWEAK: Use an image compression logfile path inside the uploads hierarchy, with unpredictable salted element
1091
1092 = 2.3.0 - 12/Apr/2019 =
1093
1094 * FEATURE: Compress images using lossy and lossless compression - both existing images, and newly uploaded
1095 * FIX: Wrong information about corrupted tables
1096 * TWEAK: Prevent PHP notices on calls from UpdraftCentral
1097 * TWEAK: Prevent notices about Premium showing in Premium, correct button text, update coupon
1098 * TWEAK: Prevent the overdue cron checker running twice instead of once
1099
1100 = 2.2.13 - 04/Mar/2019 =
1101
1102 * FIX: Fixed RTL layout
1103 * FIX: Detect more relationships between tables and plugins in orphaned database tables optimization
1104 * FIX: Fixed orphaned relationships optimization
1105 * TWEAK: The informational list of WP core tables missed some possible extra tables on multisite
1106
1107 = 2.2.12 - 07/Feb/2019 =
1108
1109 * TWEAK: Updated information on More plugins tab
1110 * TWEAK: Fix header layout when a system or third party notification are shown
1111 * TWEAK: (Premium) Fix layout in unused images list mode
1112 * TWEAK: Improve data reliability in javascript
1113 * TWEAK: Improve orphaned relationships data optimization
1114 * TWEAK: Wrong message for "remove spam and trashed comments" optimization
1115 * TWEAK: Output additional information if table was not deleted
1116 * FIX: Added escaping for table names in database queries
1117 * FIX: Fix another possible fatal error due to missing get_plugins() function
1118 * FIX: Improve identification of installed/active plugins
1119
1120 = 2.2.11 - 16/Jan/2019 =
1121
1122 * FIX: A regression in the "identify table by owner" feature caused optimizing to silently fail on some tables
1123 * TWEAK: Added ability to exclude lazy load images by class
1124
1125 = 2.2.10 - 11/Jan/2019 =
1126
1127 * FEATURE: Added the ability to download unused images list (Premium version) as a CSV file
1128 * FIX: Load scripts and styles only on WP-Optimize pages
1129 * FIX: Fix a possible fatal error due to missing get_plugins() function
1130 * TWEAK: Remember selected optimizations on Database page
1131 * TWEAK: Prevent PHP notices when saving settings or optimizing in some circumstances
1132
1133 = 2.2.9 - 03/Jan/2019 =
1134
1135 * FIX: Change a newly-introduced fragment that was not compatible with PHP 5.2
1136 * TWEAK: Tweak some other code that had PHP 5.2 compatibility issues
1137
1138 = 2.2.7 - 31/December/2018 =
1139
1140 * RE-FACTOR: Refactoring and reorganisation of the UI
1141 * TWEAK: Added feature to view unused images as list
1142 * TWEAK: Fix sorting sizes columns in Tables information to take into account textual modifiers
1143 * FIX: MetaSlider images detected as unused
1144 * FIX: Preview for Trashed posts optimization doesn't work
1145 * FIX: Unselected optimizations could be run on a scheduled run
1146
1147 = 2.2.6 - 30/October/2018 =
1148
1149 * FEATURE: Added Gzip compression support
1150 * FIX: Unexpected content in the footer after preview popup closed
1151 * TWEAK: Mark as supporting WordPress 5.0
1152 * TWEAK: Update seasonal notices
1153 * TWEAK: Removed redundant checkbox for Lazy Loading settings
1154 * FEATURE: Remove orphaned database tables, and identify (many) known tables by plugin.
1155
1156 = 2.2.5 - 24/August/2018 =
1157
1158 * FEATURE: Preview data before deleting. (Premium)
1159 * FEATURE: Lazy Loading for images, iframes and videos. (Premium)
1160 * FEATURE: Added custom capabilities wpo_prevent_run_optimizations and wpo_prevent_manage_options (Premium)
1161 * FIX: Correct tables order sorting
1162 * FIX: Wrong numbers in total cleaned field
1163 * FIX: Don't show incorrect overhead value if option innodb_file_per_table disabled
1164 * TWEAK: Added option to clean "all" transient options and network-wide transient options for multisite WordPress installation
1165 * TWEAK: Links to UpdraftPlus automatically Install/Activate UpdraftPlus plugin
1166 * TWEAK: FAQ links point to getwpo.com
1167 * TWEAK: Auto-draft, revision posts and pingback comments removing with their metadata
1168 * TWEAK: Scheduler is not using the WordPress timezone settings
1169 * TWEAK: Detecting corrupted tables in background.
1170 * TWEAK: Unused Images optimization correctly detects images in pages built with popular plugins - Page Builder by SiteOrigin, Visual Composer, Beaver Builder, Elementor.
1171 * TWEAK: Paginate unused images
1172 * TWEAK: Added checkbox for select all optimizations
1173 * TWEAK: Prevent deleting homepage images in image optimization
1174 * TWEAK: Override the default multisite site list fetch limit of 100 sites
1175
1176 = 2.2.4 - 07/May/2018 =
1177
1178 * TWEAK: Changed the term 'Automatic' to 'Scheduled'.
1179 * TWEAK: Show correct table type for views
1180 * TWEAK: Fixed string spelling and syntax errors
1181 * TWEAK: Disabled Simple History logging option if plugin is not installed.
1182 * TWEAK: Prevented PHP notices in repair tables functionality
1183
1184 = 2.2.3 - 04/Apr/2018 =
1185
1186 * FEATURE: Added the ability to repair corrupted database tables
1187 * FIX: Fixed dismiss notices functionality
1188 * FIX: When detecting potentially unused images, exclude those found mentioned in the options table(s)
1189 * TWEAK: Load WPO translations (logger classes info included) when template is pulled for UpdraftCentral-WPO module
1190 * TWEAK: Add get_js_translation command for the UpdraftCentral WPO module
1191 * TWEAK: Added logging for fatal errors
1192
1193 = 2.2.2 - 28/Feb/2018 =
1194
1195 * TWEAK: Prevent possible PHP notice when parsing logger options
1196
1197 = 2.2.1 - 28/Feb/2018 =
1198
1199 * FIX: Fix number counting in Table information tab
1200 * FIX: Fix InnoDB optimization UI
1201 * TWEAK: Removed orphaned attachment optimization from optimizations UI list
1202
1203 = 2.2.0 - 19/Feb/2018 =
1204
1205 * FEATURE: Added the ability to export/import WP-Optimize settings
1206 * FEATURE: Extended the logging class to include logging for Simple History Logger, Slack, Email, syslog and a simple 'ring' log
1207 * FEATURE: Added the ability to optimize ARCHIVE and Aria (MariaDB) database tables.
1208 * FEATURE: Added the ability to sort data in the "Table Information" tab
1209 * FEATURE: Added the ability to search tables in "Table Information" tab
1210 * FEATURE: Added the ability to optimize an individual table. (Premium)
1211 * FEATURE: Added the ability to optimize multisites. (Premium)
1212 * FEATURE: Allow the user to create arbitrarily complex automatic optimization schedules (Premium)
1213 * FEATURE: Added ability to use WP CLI interface for run optimizations. (Premium)
1214 * FIX: Auto clean-up settings not optimizing database tables
1215 * FIX: Comments count after related to comments optimization
1216 * FIX: Fix unapproved comments count
1217 * TWEAK: Add functions to pull WP-Optimize templates for UpdraftCentral
1218 * TWEAK: Allow user to tick the "Take a backup with UpdraftPlus before optimizing" option from UpdraftCentral
1219 * TWEAK: Show last automatic optimization time using site's configured timezone and locale
1220 * TWEAK: Extra MySQL and MariaDB checks for optimization, along with an over-ride functionality.
1221 * TWEAK: updated previous optimizations and added optimizations for trash posts, trash comments and orphaned attachments
1222 * TWEAK: Use higher-quality spinner image
1223 * TWEAK: Adjusted notices about other products
1224 * TWEAK: Added message for multisite users with proposal to upgrade to Premium.
1225 * TWEAK: Optimize the check for whether both free and Premium are installed
1226 * TWEAK: Added Premium / Plugin Family tab
1227 * TWEAK: Added seasonal dashboard notices
1228
1229 = 2.1.1 - 28/Feb/2017 =
1230
1231 * FEATURE: Added the ability to take a automatic backup with UpdraftPlus (https://updraftplus.com) before an optimization
1232 * FEATURE: When optimizing from the dashboard, tables are now optimized one by one, to reduce the scope for timeouts
1233 * FIX: Removal of sitemeta items from main site on multisite install was not proceeding
1234 * TWEAK: Adding premium bootstrapping to WP-Optimize for adding premium features in the future
1235 * TWEAK: A few wording tweaks, plus automatically refresh the page if the 'admin bar menu' option is changed
1236 * TWEAK: Introduce internal logging API
1237
1238 = 2.1.0 - 28/Dec/2016 =
1239
1240 * FOCUS: This release concentrates upon the user-interface, and in particular upon improving the clarity of each part, and making optimizations, saves and other actions possible without page reloads.
1241 * FEATURE: Any optimisation can now be run individually with a single button press
1242 * TWEAK: All optimisations run via the dashboard page are now run via AJAX (no page refresh)
1243 * TWEAK: Settings saving now takes place via AJAX (no page refresh)
1244 * TWEAK: Navigation between different tabs now takes place without a page refresh
1245 * TWEAK: The "trackback/comments" actions section now operates via AJAX (no page refresh needed)
1246 * TWEAK: "Refresh" button in the "Status" widget now refreshes via AJAX (no page refresh needed)
1247 * TWEAK: When saving settings or running an optimization, the "Status" widget now automatically refreshes
1248 * TWEAK: Make the admin bar menu into a drop-down, making it quicker to access individual tabs
1249 * TWEAK: Call set_time_limit to reduce the chances of PHP self-terminating via reaching max_execution_time
1250 * TWEAK: Introduce dashboard notice infrastructure
1251 * TWEAK: The lines showing information on how many spam/trashed posts and comments existed were incomplete
1252
1253 = 2.0.1 - 12/Dec/2016 =
1254
1255 * OWNERSHIP: WP-Optimize is now under the leadership of Team UpdraftPlus - https://updraftplus.com. A big thank you to Ruhani (who remains on-board) for his leadership of WP-Optimize until this point! Layout, branding and links have been altered to reflect this change.
1256 * RE-FACTOR: Internal code completely re-factored, laying the foundations for future improvements
1257 * TWEAK: Various filters introduced internally for easier customisation
1258 * TWEAK: Marked form element labels, so that they can be clicked
1259 * TWEAK: Various small UI improvements (more to come in future releases)
1260 * FIX: Previous versions could potentially run OPTIMIZE commands on tables in the same MySQL database (if it was shared) belonging to other sites
1261 * FIX: Previous versions were not deleting most delete-able transients. This is now fixed, with the modification that we now delete all *expired* transients.
1262 * LANGUAGES: Removed language packs and screenshots that are already carried by wordpress.org, reducing the plugin download / install size
1263
1264 = 1.9.1 =
1265 * Ability to clean up Unused Post Meta, Comment Meta and Broken Relationship Data
1266 * Warning prompts for RED marked items and optimize button
1267 * Better transient options cleaning.
1268 * Language files update
1269 * Various other fixes
1270
1271 = 1.9 =
1272 * 27 Weeks retention option equivalent to 6 month
1273 * Compatibility update.
1274 * Language files update
1275 * Removed email notifications, it doesn't work on many servers
1276 * Various other fixes
1277
1278 = 1.8.9.10 =
1279 * Security Patch provided by Dion at WordPress.org and Security report provided by http://planetzuda.com .
1280 * Language files update
1281
1282 = 1.8.9.8 =
1283 * Daily Schedule Option Added
1284 * Email notification on automatic optimization, default email is admin email address. You can change this in settings
1285
1286 = 1.8.9.7 =
1287 * BUGFIX for Settings screen
1288 * Enable/Disable trackbacks / comments buttons removal and use select box instead. Extra button caused the Auto Scheduler to get into reset mode.
1289
1290 = 1.8.9.6 =
1291 * There were few number formatting problem and detection of InnoDB table format. Charles Dee Rice solved the problems that I missed out. Thank you!
1292 * Duplicate msg fixed
1293 * Enable/Disable trackbacks for all published post
1294 * Enable/Disable comments for all published post
1295
1296 = 1.8.9 =
1297 * ONE MILLION+ Downloads. THANK YOU!!
1298 * Language updates platform - see readme file for details.
1299 * Mixed type tables optimization supported and in BETA
1300 * Removal of akismet metadata from comments
1301 * Removal of other stale metadata from comments
1302 * InnoDB tables won't be optimized.
1303 * Main screen user selection will be saved. Red items selection will not be saved
1304 * Scheduled time display will be shown according to WordPress blog local time
1305
1306 = 1.8.6 =
1307 * Language files update
1308 * Fix issues with total gain number problem
1309 * InnoDB tables detected and features disabled automatically, tables view will not show Overhead. Main view will not show space saved, or total gain.
1310
1311 = 1.8.5 =
1312 * Version bump + modified translator names
1313
1314 = 1.8.4 =
1315 * Problem with readme file changes
1316
1317 = 1.8.3 =
1318 * Minor fixes
1319
1320 = 1.8.1 =
1321 * A whole lot more code optimization
1322 * Slick new interface
1323 * Responsive mobile interface, supports running from iPhone/Android/Tablets
1324 * Tables moved to independent tab
1325 * Optimize faster
1326 * GitHub updater support
1327 * I do not monitor WP forums, support email at plugins(at)ruhanirabin.com
1328
1329 = 1.7.4 =
1330 * More Translation compatibility.
1331 * Added MYSQL and PHP versions beside the Optimizer tab.
1332
1333 = 1.7.3 =
1334 * Fixed Problems with wpMail.
1335 * Fixed Problems with wpAdmin menubar.
1336 * Fixed Permission issues on some site.
1337 * Language files update
1338
1339 = 1.7.2 =
1340 * All MySQL statements re-factored into native WP database calls - necessary for future versions of MySQL and WordPress.
1341 * Upgrade to match WordPress 3.9 changes.
1342 * Language files update
1343 * Now postmeta cleanup is disabled from code - it will be updated soon with native WordPress postmeta cleaning options.
1344
1345 = 1.6.2 =
1346 * Language files update
1347
1348 = 1.6.1 =
1349 * Fixed - trashed Comments was not clearing out.
1350 * Language files update
1351
1352 = 1.5.7 =
1353 * Language files update
1354
1355 = 1.5.6 =
1356 * "Unused Tags cleanup" option made a problem on some WordPress sites that it deletes empty categories. Since I am unable to replicate this problem. I am making this option disabled.
1357 * Language files update
1358 * Minor maintenance and fixes.
1359
1360 = 1.5.5 =
1361 * Safe clean up options are selected by default, defaults are not by user preference for now (Optimizer Page).
1362 * All the potentially dangerous clean up options are MARKED RED.
1363 * Language files update
1364 * New features explained - http://j.mp/HBIoVT (read the blog post).
1365
1366 = 1.5.4 =
1367 * More path related fixes for various warnings. Maintenance
1368
1369 = 1.5.2 =
1370 * Fatar error fix, if it disabled your wp admin, please remove the wp-optimize directory and reinstall again.
1371
1372 = 1.5.1 =
1373 * Option to add or remove link on wp admin bar (even enabled - it is visible to admin only).
1374 * New admin interface.
1375 * Settings to select items for automatic optimization.
1376 * Removal of WordPress transient options
1377 * Removal of orphaned post meta tags.
1378 * Removal of unused tags.
1379 * 3 different schedule times added (weekly, bi-weekly and monthly).
1380 * Language files update
1381 * Code optimization and translation strings updated.
1382 * Integrated development log from TRAC
1383
1384 = 1.1.2 =
1385 * removed persistent admin bar menu item
1386 * Language files update
1387
1388 = 1.1.1 =
1389 * Fix Fatal Error.
1390
1391 = 1.1.0 =
1392 * Added WP-Optimize to admin menu bar on top. Always accessible.
1393 * Added wp-optimize.pot file for translators (inside ./languages/ folder).
1394 * Last auto optimization timestamp / display
1395 * Fix possible scheduler bug as requested at support forum
1396 * Fix some other codes regarding SQL query parameters
1397 * Ability to keep last X weeks of data, any junk data before that period will be deleted - this option affects both Auto and Manual process. Appreciate time and help from Mikel King (http://mikelking.com/) about this matter.
1398
1399 = 1.0.1 =
1400 * Removed auto cleanup of trackbacks or pingbacks.. it's better for people to do it manually.
1401
1402 = 0.9.8-beta =
1403 * added beta tag
1404
1405 = 0.9.8 =
1406 * Remove all trackbacks and pingbacks (can significantly reduce db size)
1407 * Remove all Trash Comments and Posts
1408 * Enable/Disable weekly schedules of optimization. This is an EXPERIMENTAL feature. It may or may not work on all servers.
1409
1410 = 0.9.4 =
1411 * Non Initialized variables fixes as of https://wordpress.org/support/topic/plugin-wp-optimize-errors-in-debug-mode?replies=2
1412
1413 = 0.9.3 =
1414 * Removed security tools.
1415 * Full database size displayed
1416
1417 = 0.9.2 =
1418 * Now the plugin is visible to site administrators only. Authors, Contributors, Editors won't be able to see it.
1419
1420 = 0.9.1 =
1421 * Fixed problem with database names containing "-" .
1422 * NEW Main Level Menu Item added for WP-Optimize, You might need to scroll down to see it
1423 * Compatibility with WordPress 3.1
1424 * Language files update
1425 * Added auto draft post removal feature
1426
1427 = 0.8.0 =
1428 * Added Multilanguage capability
1429 * Language files update
1430
1431 = 0.7.1 =
1432 * POST META Table cleanup code removed cause it is making problems with many hosts
1433
1434 = 0.7 =
1435 * Added cleanup of POST META Table along with the revisions
1436 * Fixed some minor PHP tags which causes the total numbers to disappear
1437 * Now requires MySQL 5.1.x and PHP 5.1.x
1438
1439 = 0.6.5.1 =
1440 * Fix Interface
1441