How can I automatically save contacts in Roundcube?
Roundcube 1.5 added to the core functions the ability to automatically gather contacts. The previous version of Roundcube relied on a community-driven plugin to allow this type of function. To add this, you must customize Roundcube 1.4.
You can find Roundcube 1.5RC here: https://roundcube.net/download/#beta
And you can find the plugin for Roundcube 1.4 here: https://github.com/sblaisot/automatic_addressbook
You can find how to build the Roundcube RPM through our documentation here.
Build an RPM
The following Articles will also help.
How To Enable/Disable Roundcube Plugins?
How to set a cPanel provided 3rd party RPM to unmanaged so changes can be made