There is a minor issue on HiDPI displays where the theme shows lighter colored or brighted area on the left sied of the menu band. Not sure if this an overlay which should be rendered.
This happens in my case on a Samsung UE590 4k monitor.
Steps to Reproduce:
Open any application on a HiDPI display
In the left area of the menu band is a ligther colored area shown
The theme is set to the same brightness at any rendered area.
User Profile Reset: Yes
OpenGL enabled: Yes
[Information automatically included from LibreOffice]
[Information guessed from browser]
OS: Windows 10 20H1
OS is 64bit: yes
Created attachment 167163 [details]
Libreoffice issue light area menu band
and see its dupes
*** This bug has been marked as a duplicate of bug 131023 ***