'nomodeset' is not useful because it's just disabling the graphics driver instead of fixing the real issue.
If the problem is still happening without 'nomodeset' then next please run this command while it is happening: journalctl -b0 > journal.txt and attach the resulting text file here. -- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/1945309 Title: Screen flickering on Ubuntu 20.04 - HP Spectre X360 with Intel Skylake GT2 [HD Graphics 520] To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+bug/1945309/+subscriptions -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs