Switching from Courier to Dovecot

Make sure to review the list of potential issues associated with switching from Courier to Dovecot.

Why Switch from Courier to Dovecot?

Plesk recommends using Dovecot: "Dovecot is faster, more secure, and it consumes fewer server resources and provides support for server-side mail filtering rules".

Switch the IMAP server from Courier to Dovecot

To switch the from courier to dovecot, use the following command:

plesk installer --select-release-current --install-component dovecot