Display resolution stuck at 640x480 about install

Solution 1:

You will edit the file /etc/default/grub file

Step 1- Press CTRL+ALT+T to open terminal

Step 2- Enter the command

sudo nano /etc/default/grub

Step 3- change the contents from

# Uncomment to disable graphical terminal (grub-pc only)
#GRUB_TERMINAL=console

# Uncomment to disable graphical terminal (grub-pc only)
GRUB_TERMINAL=console

Step 4- Enable the services by running

sudo update-grub

Step 5- Finally, reboot the computer.