>>>> "KK" == Klaus Kolle <klaus(a)kolle.dk>
KK> If I create a new user it work, so I guess its just to remove a file
KK> or edit one in order to recreate the default behavior. But which
Is the action still bound to Alt+Tab in the Task Switcher settings?
Open System Settings, click Window Management, click Task Switcher.
Look under "Shortcuts". Or I guess if you want to do it at the file
level you can look in .config/kglobalshortcutsrc and look for what's
bound to "Walk Through Windows".