Ubuntu 22.04 is stuck on startup

Solution

  • Start ubuntu in recovery mode

recovery mode

  • Remove all nvidia graphics drivers using following commands
sudo apt purge ~nnvidia
sudo apt autoremove
sudo apt clean
  • Reboot again

Now if you are facing resolution problem i.e. there is not option to change screen resolution, run inxi -G on command line and check the output, if you see some device drivers with N/A, then check /etc/default/grub file and look for line GRUB_CMDLINE_LINUX_DEFAULT="quiet splash nomodeset". If nomodeset is there the remove it and update grub using following command and restart.

sudo update-grub

Optionally, you can also set resolution for gfxterm in grub config GRUB_GFXMODE=1920x1080, run above command after the update.

More on gfxmode here

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