Created attachment 126813 [details] Screenshot with maginification. SUMMARY There's a line going half way around at all windows in a Wayland session. The lines are about a pixel wide and completely transparent. They all start at the upper right corner horizontally and then go downwards and to the left at the bottom, where they stop. Please see the screenshot. SOFTWARE/OS VERSIONS Operating System: Manjaro Linux KDE Plasma Version: 5.18.3 KDE Frameworks Version: 5.69.0 Qt Version: 5.14.1 Kernel Version: 5.5.8-1-MANJARO ADDITIONAL INFORMATION Scaling: 1.5
There's also a short notch at the top left under the title bar.
*** This bug has been marked as a duplicate of bug 412573 ***