GRUB - How can you improve start-up

1. How do I stop grubs at startup?
2. How do I edit grub before booting?
3. How do I rebuild grub?
4. How do I force GRUB menu on boot?
5. How do you stop grubs?
6. How do I bypass GRUB screen?
7. How do I change Grub settings?
8. How do I check my grub settings?
9. How do I update-grub menu?
10. How do I fix grub on USB?
11. What are the grub rescue commands?
12. How do I install GRUB menu?

How do I stop grubs at startup?

You need to edit the file at /etc/default/grub to prevent showing the grub menu. By default, the entries in that files look like this. Change the line GRUB_HIDDEN_TIMEOUT_QUIET=false to GRUB_HIDDEN_TIMEOUT_QUIET=true .

How do I edit grub before booting?

If you want to edit the entry before booting, press e to edit.

1. The initial screen displayed for editing shows information GRUB needs to find and boot the operating system, as pictured in Figure 2, “The GRUB edit screen, Part 1”. ...
2. Using the arrow keys, move down to the line that contains the boot arguments.

How do I rebuild grub?

Resolution

1. Place your SLES/SLED 10 CD 1 or DVD in the drive and boot up to the CD or DVD. ...
2. Enter the command "fdisk -l". ...
3. Enter the command "mount /dev/sda2 /mnt". ...
4. Enter the command "grub-install --root-directory=/mnt /dev/sda". ...
5. Once this command completes successfully reboot your system by entering the command "reboot".

How do I force GRUB menu on boot?

With BIOS, quickly press and hold the Shift key, which will bring up the GNU GRUB menu. (If you see the Ubuntu logo, you've missed the point where you can enter the GRUB menu.) With UEFI press (perhaps several times) the Escape key to get grub menu.

How do you stop grubs?

1 Answer

1. Open linux command line.
2. From the linux command line you're going to want to edit /etc/default/grub with sudo nano /etc/default/grub.
3. Look for a line similar to GRUB_TIMEOUT=10.
4. Set this number to 2 or 3. ...
5. Update grub to take in the new changes with sudo update-grub.
6. Done.

How do I bypass GRUB screen?

Run grub-set-default 0 to ensure you boot into Ubuntu by default. See Grub2 Setup in the Ubuntu community documentation for more information. When you're done, run sudo update-grub to save your changes.

How do I change Grub settings?

It's automatically created by running the update-grub command as root — in other words, by running sudo update-grub on Ubuntu. Your own GRUB settings are stored in the /etc/default/grub file. Edit this file to change GRUB2's settings. Scripts are also located in the /etc/grub.

How do I check my grub settings?

To determine your version, use grub-install -V. Grub version 1.99 became the default on Ubuntu 11.04 (Natty Narwhal) and introduced some major changes in the Grub file contents. This guide covers the use of Grub 1.98, the Grub release found in Ubuntu 10.04 LTS (Lucid Lynx).

How do I update-grub menu?

Phase 1 - Note: don't use a Live CD.

1. In your Ubuntu open a terminal (press Ctrl + Alt + T at the same time)
2. Make the changes you would like to make and save them.
3. Close gedit. Your terminal should still be open.
4. In the terminal type sudo update-grub , wait for the update to finish.
5. Reboot your computer.

How do I fix grub on USB?

Resetting Grub Bootloader using a Ubuntu Live USB drive

1. Try Ubuntu. ...
2. Determine the Partition on Which Ubuntu is Installed Using fdisk. ...
3. Determine the Partition on Which Ubuntu is Installed Using blkid. ...
4. Mount The Partition with Ubuntu Installed On It. ...
5. Restore Missing Grub Files Using the Grub Install Command.

What are the grub rescue commands?

Normal

How do I install GRUB menu?

via Partition Files Copy

1. Boot to the LiveCD Desktop.
2. Mount the partition with your Ubuntu installation. ...
3. Open a terminal by selecting Applications, Accessories, Terminal from the menu bar.
4. Run the grub-setup -d command as described below. ...
5. Reboot.
6. Refresh the GRUB 2 menu with sudo update-grub.