[BlueLion1]

Originally Posted by BetterRed

Maybe you missed this ==>> Ebook-viewer does not work with Ubuntu 22.04 Wayland [6.13]

I think there may be some other threads - search for 'linux' in this sub forum.

BR

That can't be the problem, LM 20 ulyana isn't based on Ubuntu 22.04 Wayland, but on Ubuntu 20.04 Focal Fossa