How to find out where GRUB 2 is installed?
To find out where GRUB 2 is installed, the user can run the following commands: From the GRUB 2 menu at boot, the user can also determine which Ubuntu is controlling the boot on a multi-OS system. By default, the first menuentry always lists an option from the installation which is in charge of GRUB 2.
Which is the least desirable option for GRUB 2?
The versatility of GRUB 2 probably makes this option the least desirable. The parts of grub.cfg which the user actually sees are generated by the /etc/grub.d scripts. The user can make one or more of those scripts non-executable and substitute a custom entry or edit the actual script.
Where is the Grub boot menu in Ubuntu?
Click Use a device; it’s description should say “Use a USB drive, network connection, or Windows recovery DVD”. Click Ubuntu and hopefully it should take you to the grub boot menu. Next try going back to the live Ubuntu session on the USB to reinstall grub-efi.
What’s the current version of Grub in Ubuntu?
The current version of GRUB is 1.99, which was introduced with Ubuntu 11.04, Natty Narwhal and is the version installed with 12.04, Precise Pangolin LTS. The documentation on this page applies to GRUB 1.99 unless otherwise noted. To determine your version, use grub-install -v.
What happens when you boot the GRUB2 menu?
If a hotkey associated with a menu entry is pressed, it will boot the associated menu entry immediately. If the timeout expires before either of these happens, it will boot the default entry. In the countdown case, it will show a one-line indication of the remaining time.
What do the quiet and splash kernels do?
quiet – this option tells the kernel to NOT produce any output (a.k.a. Non verbose mode). If you boot without this option, you’ll see lots of kernel messages such as drivers/modules activations, filesystem checks and errors. Not having the quiet parameter may be useful when you need to find an error.