Created attachment 155881 [details] There is no margin SUMMARY When system is RTL, Close button has no margin from the end of titlebar. STEPS TO REPRODUCE Set an RTL language like Persian or Arabic SOFTWARE/OS VERSIONS Linux/KDE Plasma: Debian testing (available in About System) KDE Plasma Version: 5.26.90 KDE Frameworks Version: 5.102.0 Qt Version: 5.15.8
This only happen for fullscreened windows.