KDE Manjaro: Window flashes once when closing apps (after update)

[Lunix]

You’re right. Most topics are about flickering in general. The only one that comes close is this one:

Graphic artefact when closing a window after 2025-12-08 Stable Update (Plasma)

update went fine, sadly the new plasma 6.5 has some graphical glitch when windows are closed. When the window fades away it will show for one frame after fadeout is completed.

I’m quite sure it was discussed here and there, but I can’t find anything about it anymore. It was after the big update, though