[Bug 1969428] Re: External display will be `Single Display` when HDMI plugged

Ɓukasz Zemczak 1969428 at bugs.launchpad.net
Tue Apr 26 07:56:05 UTC 2022


** Changed in: gnome-control-center (Ubuntu Focal)
       Status: In Progress => Fix Committed

** Tags added: verification-needed verification-needed-focal

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https://bugs.launchpad.net/bugs/1969428

Title:
  External display will be `Single Display` when HDMI plugged

Status in OEM Priority Project:
  Confirmed
Status in gnome-control-center package in Ubuntu:
  Fix Released
Status in gnome-control-center source package in Focal:
  Fix Committed

Bug description:
  Upstream bug:
  https://gitlab.gnome.org/GNOME/gnome-control-center/-/issues/1038

  [Impact]

   * DUT will remain `Single Display` mode when 4k monitor is plugged.
     Not every 4K monitor will cause this issue.

  [Test Plan]

   * Find a 4k monitor (Philips 276E)

   * Plug HDMI cable to internal HDMI port on DUT

  [Where problems could occur]

   * This change makes DUT more stable when connecting external monitor.

   * This fix is also include in impish and jammy

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