davidedmundson added a comment.
Weirdly I didn't need this before, it defaulted to this if unset. I updated today and now do. Something must have either changed in QtXCB or Xwayland. Can't immediately see what though... REPOSITORY R119 Plasma Desktop REVISION DETAIL https://phabricator.kde.org/D8287 To: davidedmundson, #plasma Cc: plasma-devel, ZrenBot, progwolff, lesliezhai, ali-mohamed, jensreuterberg, abetts, sebas, apol, mart