I probably solved this issue with: 1. Edit /etc/default/grub
-Changed line GRUB_CMDLINE_LINUX_DEFAULT="quiet splash" into: GRUB_CMDLINE_LINUX_DEFAULT="quiet splash video=SVIDEO-1:d" 2. sudo update-grub 3. sudo grub-install /dev/sdX 4. reboot https://askubuntu.com/questions/893817/boot-very-slow-because-of-drm- kms-helper-errors/916112 -- You received this bug notification because you are a member of Ubuntu-X, which is subscribed to xorg in Ubuntu. https://bugs.launchpad.net/bugs/1735062 Title: Xorg freeze To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/xorg/+bug/1735062/+subscriptions _______________________________________________ Mailing list: https://launchpad.net/~ubuntu-x-swat Post to : ubuntu-x-swat@lists.launchpad.net Unsubscribe : https://launchpad.net/~ubuntu-x-swat More help : https://help.launchpad.net/ListHelp