KDE is an international technology team creating user-friendly free and open source software for desktop and portable computing. KDE’s software runs on GNU/Linux, BSD and other operating systems, including Windows.
If you encounter a bug, proceed to https://bugs.kde.org, check whether it has been reported.
If it hasn't, report it yourself.
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when pressing Super + Shift and moving the mouse around, the mouse act as a pencil drawing strange red lines
these stay persistent until I kill kwin_wyalnad_wr
KDE Arch Linux up to date, wayland, AMD
You can turn it off here.
System Setting> Window Management> Desktop Effects> Mouse Mark
In that section, if you click the button to configure the Mouse Mark effect, you can see the shortcuts for clearing Mouse Mark:
These combos are insane XD but yeah that is the way
tyvm
I don't use plasma anymore but you should check in desktoo effects or kwin scripts sections of settings. If not there I'd check the keyboard shortcut list for Super + Shift to see what is being activated by the shortcut.
Meta + Shift + F11
Turn off "Mouse Mark" in Desktop Effects
you should be able to undo or remove all with "Super + Shift + F12" or " Super + Shift + F11"