MDaemon supports 2FA for both Webmail and Remote Administration. Rename the Admin Account:

Organizations should document their recovery procedures in advance. The simplest safeguard is to ensure multiple global administrator accounts exist, so one compromised or forgotten credential does not lock everyone out.

If you have access to one account but need to make it an admin: In the MDaemon GUI, go to Account Manager Select the account and click Administrative Roles Check the box "Account is a global administrator" and click Apply. Spiceworks Community For further help, you can check the Official MDaemon Help Documentation MDaemon Knowledge Base for specific reset tools. MDaemon Technologies, Ltd. Are you trying to log in to the web interface (MDRA) main server application How to reset administrator passwords in SecurityGateway