How to set xforcevesa?
Solution 1:
You can put it into /etc/default/grub. To open the file for editing, run
gksudo gedit /etc/default/grub
locate the following line and put xforcevesa between the quotes:
GRUB_CMDLINE_LINUX_DEFAULT="xforcevesa"
save and exit when done, then run the following for the change to take effect
sudo update-grub