wouldn't it be an option to just disable the release options for users (Quarantine Report -> Advanced) ? Only the admin would able to release mails through the mail manager, which works for me. But maybe I'm still not having the same setup as you.
wouldn't it be an option to just disable the release options for users (Quarantine Report -> Advanced) ? Only the admin would able to release mails through the mail manager, which works for me. But maybe I'm still not having the same setup as you.