Miscellaneous

Why is grub menu not showing when starting my computer?

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Why is grub menu not showing when starting my computer?

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 I make grub menu appear?

You can get GRUB to show the menu even if the default GRUB_HIDDEN_TIMEOUT=0 setting is in effect:

  1. If your computer uses BIOS for booting, then hold down the Shift key while GRUB is loading to get the boot menu.
  2. If your computer uses UEFI for booting, press Esc several times while GRUB is loading to get the boot menu.
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How do I get grub menu after installing Windows?

To recover grub:

  1. Open the live version.
  2. Open the terminal and run sudo fdisk -l to see where Linux is installed.
  3. Run sudo mount /dev/sdaX /mnt where x is the number you have found Linux word in.
  4. Run sudo grub-install –root-directory=/mnt /dev/sda to install grub.

How do I boot into Windows 7 after installing Ubuntu?

Fill the created partition with you Win-7 backup (if you don’t have enough space for it, resize other partitions to free some space beforehand). Then boot Linux and do update-grub , that will detect your Win-7 partition and will put a line for booting to it in the boot menu.

How do I enable grub menu in Ubuntu?

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. Select the line which starts with “Advanced options”.

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How do I get my windows back after installing Ubuntu?

Using Windows Recovery or Installation Media

  1. Grab a Windows recovery or installation media and boot from it. You should see this or a similar screen on a recovery media.
  2. Open the Command Prompt, then type bootrec /fixmbr into the Command Prompt.
  3. Reboot and boot into Windows.

How can I get grub menu on Ubuntu?

And no GRUB menu is shown. Can someone help me how can I get GRUB menu on it? First try to change the boot order in BIOS (UEFI) settings. Select Ubuntu to be the default operating system to boot. If this is not possible boot into Windows and disable hibernation and Fast Boot.

Why is the GRUB menu not showing with dual-boot UEFI mode?

GRUB menu not showing with dual-boot UEFI mode installation. 1 During boot up enter BIOS by pressing F2 on. 2 Go to Boot menu → Boot mode and select Legacy Support (instead of UEFI ).

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Why is my grub menu not showing up on my laptop?

If your grub menu does not show up even after you set GRUB_TIMEOUT_STYLE=menu and GRUB_TIMEOUT=10 in /etc/default/grub and updated the grub, try setting (uncommenting) GRUB_TERMINAL=console as well and re sudo update-grub . I have a ubuntu 18.04 LTS + windows 10 dual boot system on my laptop.

What to do if Grub can’t boot?

If you set this and could not boot, as you have indicated already, don’t forget to rescind the change you made using bcdedit /deletevalue {bootmgr} path \\EFI\buntu\\grubx64.efi. Try following the steps detailed in Enkouyami’s answer (i.e. chrooting into your installed Ubuntu system from the live CD and then reinstalling grub manually).