No network after first reboot

[leszek]

Did you had a internet connection during installation ?
If not this might be the issue.

Like in this thread said https://forums.mauilinux.org/showthread....1#pid40171
running sudo dpkg-reconfigure resolvconf will help then.

New if I then replace the ~/.kde folder with an earlier backup, this resolved the problem after rebooting (albeit with the external monitor disconnected.)

As the ~/.kde folder isn't used by plasma 5 anymore this might be an coincident