This plugin allows you to sync all WordPress users with one or more groups in Mailrelay allowing your website users to receive newsletters, notifications etc. Configuration Once the extension is installed you will have a new settings option: Mailrelay -> Authentication At this page, you will need to fill in the following data: Account API Key The Account information can be found in your Mailrelay’s welcome email. And your API Key can be created at your Mailrelay account under settings -> API Keys Once this data is successfully saved you can run the user sync.
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