• Please be aware: Kaspersky Anti-Virus has been deprecated
    With the upgrade to Plesk Obsidian 18.0.64, "Kaspersky Anti-Virus for Servers" will be automatically removed from the servers it is installed on. We recommend that you migrate to Sophos Anti-Virus for Servers.
  • The Horde webmail has been deprecated. Its complete removal is scheduled for April 2025. For details and recommended actions, see the Feature and Deprecation Plan.
  • We’re working on enhancing the Monitoring feature in Plesk, and we could really use your expertise! If you’re open to sharing your experiences with server and website monitoring or providing feedback, we’d love to have a one-hour online meeting with you.

plain login

  1. W

    Resolved disable plaintext (PLAIN) authentication in imap/dovecot and smtp/postfix breaking webmail/roundcube

    Hi there, After following this article to disable plaintext authentication for my mail service (imap/dovecot and smtp/postfix) I ran into the following issues with Roundcude webmail service. https://support.plesk.com/hc/en-us/articles/213400829 Roundcude webmail is not working, showing me SMTP...
  2. Net Fisher

    Issue Losing connection to emails with Outlook Client, problem with DIGEST-MD5

    We have a Plesk setup that holds an email server with around 100 accounts. Everything is working fine except for one thing: Sometimes, our Outlook Clients crash all at the same time, while asking users to enter their email and password and rejecting them to login. This shows up the following...
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