Worked around the problem by: 0. Use "Esc" key to interrupt boot, edit boot to remove "quiet splash" from boot line, then boot. 1. Replace "quiet splash" with "" in /etc/default/grub 2. Run "sudo update-grub".
Worked around the problem by:
0. Use "Esc" key to interrupt boot, edit boot to remove "quiet splash" from boot line, then boot.
1. Replace "quiet splash" with "" in /etc/default/grub
2. Run "sudo update-grub".