btw, as record. After reboot of this issue. I also updated BIOS by fwupd to make sure every thing is updated to date for following debugging.
$ fwupdmgr get-updates No upgrades for XPS 13 9380 System Firmware, current is 0.1.7.0: 0.1.7.0=same, 0.1.6.0=older, 0.1.5.0=older, 0.1.4.0=older, 0.1.3.2=older -- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/1844934 Title: screen jitter after long idle To manage notifications about this bug go to: https://bugs.launchpad.net/oem-priority/+bug/1844934/+subscriptions -- ubuntu-bugs mailing list [email protected] https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs
