Article ID: 125582, created on May 21, 2015, last review on Aug 11, 2015

  • Applies to:
  • Plesk 12.0 for Windows
  • Plesk 11.5 for Windows


Unable to access Plesk page using https protocol in Google Chrome browser, but it can be successfully opened in other browsers like Firefox.

This error appears in Google Chrome:

This webpage is not available

Server with Plesk is running under Windows Server 2012/2012 R2.


Windows Server 2012 issue


This issue is Windows specific and directly related to Windows Server 2012.

It is caused by Microsoft Update KB2992611 for which intended to fix some vulnerabilities.

It also causes several SSL issues.

As workaround, you can add your server IP address with port 8443 to bindings in ISS Manager for website PleskControlPanel

Additional information can be found on these resources:

[] Google Chrome returns err_connection_aborted

[] Microsoft botches KB2992611

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