(In reply to Wolfgang Bauer from comment #4) > I.e. this bug is probably introduced by upstream commit > https://cgit.kde.org/kwin.git/commit/kcmkwin/kwincompositing?h=Plasma/5. > 12&id=22d898399b38cadfd72474a2b50f1d41db7bd28e I created a kwin5 package with that change reverted, if somebody wants to try: https://download.opensuse.org/repositories/home:/wolfi323:/branches:/openSUSE:/Leap:/15.1/standard/ (I won't be able to try it till tomorrow I suppose...)