Spinning icon around dragon at boot

[NaN]

That’s good news. Also wanna share the following from the same thread with you,

Plasma no longer starts after the update, help please

I write this because it might be useful to someone else in the future. After several attempts I recovered the old account without the need to create a new one. The problem lies in the “~/.local/share/mime” folder, I don’t know what happened but by deleting that folder plasma works correctly again.