SUMMARY Shading and unshading windows resizes them to minimum size, e.g. 1 pixel height (terminal) or just the menu and toolbars (Firefox) STEPS TO REPRODUCE 1. Shade a window 2. Unshade the window OBSERVED RESULT The window is resized to the minimal height (I think) the application allows. EXPECTED RESULT The window should have the same size as before. SOFTWARE/OS VERSIONS Operating System: Debian GNU/Linux KDE Plasma Version: 5.25.3 KDE Frameworks Version: 5.96.0 Qt Version: 5.15.4 Graphics Platform: X11 ADDITIONAL INFORMATION It's a regression from previous kwin versions.
It only happens for not maximized windows.
*** This bug has been marked as a duplicate of bug 450582 ***
Works for me in 5.25.4.