I get “shutdown failed with the exit code 1” on shutdown and restarts. Also, my screen frequently starts flickering on boot. I have a nvidia GTX 1650 and am running linux58.

I get "shutdown failed with the exit code 1" on shutdown and restarts

anon89812132 13 September 2020 19:35 2

But the system shuts down, does reboot properly?

I usually recommend this, but of course adapted to your Monitor and connector + the kwin.sh part, and ONLY if we talk about a Desktop PC

You could also try this

Otherwise we would need more information from you, as described here:

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