I have this on ubuntu 20.04, fresh install. Some further details here:
https://askubuntu.com/questions/1252536/flickering-and-sudden-resolution-changes-on-20-04-and-old-radeon-hd-6570-card
I have this on ubuntu 20.04, fresh install. Some further details here:
https:/ /askubuntu. com/questions/ 1252536/ flickering- and-sudden- resolution- changes- on-20-04- and-old- radeon- hd-6570- card