Follow along with the video below to see how to install our site as a web app on your home screen.
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Please be aware: Kaspersky Anti-Virus has been deprecatedWith 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.
I would advise you to contact Plesk Support Team. Experienced supporters will find and fix the root cause of the problem directly on your server.
In this case, this slightly strange way of fixing will not be required.