Reduce Grub Timeout

You may not want the Grub boot menu to sit for ~10 seconds on every startup.

There was a menu list file with previous builds of Ubuntu (Grub 1), but changing the Grub menu with the new version 2 is a little different.

Edit this file as root:


Look for this line:


Change to the value you want (in seconds), such as 5, save the file, then run

sudo update-grub