- 
    Type:
Bug
 - 
    Resolution: External
 - 
    Priority:
  P3                     
     - 
    Affects Version/s: 21, 22, 23
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    Component/s: client-libs
 
                    Initial opacity is not applied if done before the setVisible call, but after it works.
External issue:
https://gitlab.gnome.org/GNOME/mutter/-/issues/3513
External issue:
https://gitlab.gnome.org/GNOME/mutter/-/issues/3513