Thanks for the bug report. Screen tearing during mode changes is somewhat normal. Even more normal and even more visible in VMs. If that's the only problem then this may not really be a fixable bug. But I am only guessing. Please provide a video of the issue so we can confirm.
** Package changed: gdm3 (Ubuntu) => ubuntu ** Changed in: ubuntu Status: New => Incomplete -- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/1973156 Title: Strange graphical glitch during Ubuntu installation when clicking "Install Now" after inputting disk encryption details To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+bug/1973156/+subscriptions -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs