Cannot change to a different kernel from 6.9

[cscs]

@Kenji98

BUT now on shutdown, the system freezes with a black screen and a mouse pointer and only a manual power off will allow a shutdown.

I guess you missed the other multiple threads on this separate issue …

KDE don't shut down anymore since last update

Do you have saved session? Set start with empty. After successfully shutting down that way … its reported saved sessions work normally again in most cases. ~ Retroactively quoting illustration ~