When installing the Mail Page Plugin, administrative users should complete the following tasks before your users can use the Plugin.
Installation & Licensing
The Mail Page plugin is a type two add-on, please follow the installation instructions as given by Atlassian: Installation steps via Universal Plugin Manager
Log into your Confluence instance as an administrator.
Click the admin dropdown and choose Atlassian Marketplace. The Find new add-ons screen loads.
Locate Mail Page via search. The appropriate add-on version appears in the search results.
Click Try free to begin a new trial or Buy now to purchase a license for the Mail Page plugin. You'll be prompted to log into.MyAtlassian if you're logged out. The Mai Page plugin begins to download.
Enter your information and click Generate license when redirected to MyAtlassian.
Click Apply license. If you're using an older version of UPM, you can copy and paste the license into your Confluence instance.
Plugin / Confluence
Go to the Universal Plugin Manager and choose Mail Page.
Click the Configure-Button and you will be presented with the following page:
In order for the plugin to work, you have to have a Mail Server configured. Choose that Mail Server in the drop down labeled Default Mail Server for the plugin.
The plugin adds images to emails by encoding, embedding and optionally compressing them. Compression will be used for pictures with a pixel size (width or height) greater or equal to the value labeled Maximum length of a side of a picture in pixels. Enter 0, if you don't want pictures to be compressed.
Finally, you can decide, which icon will be displayed in the header of an email - your globally used Confluence icon (e.g. company logo) or the icon used in the Space the shared page belongs to (e.g. department logo)