PopOS is a sure way of getting into ten times more problems than Ubuntu.
Seriously, I know them all. Started with NetBSD in 1991, used pretty much everything.
If your system isn’t super weird then Ubuntu is the most relaxed experience you will ever have as a newby.
(And yes, I am not using Ubuntu currently. But then, I hat 35 years of POSIX/Unix/Linux experience)
I read her post some days ago and thought “she got some kinky humor”.
Now I think “She has no humor at all and was dead serious”.