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How do I run update grub from a LiveCD?
This solution is the exact same as roadmr’s answer except much easier.
- Boot into AntiX Live CD.
- Menu>Applications>System Tools>Boot Repair.
- Select ‘Repair GRUB Configuration file’ (this option does run update-grub)
- Select the drive/partition where /boot resides.
- Reboot when its finished.
How do I install grub on my hard drive?
Install GRUB
- Mount the virtual filesystems of the GParted live CD:
- Make the GRUB utilites of the GParted live CD available to the root partition: mount –bind /usr/ /mnt/newRoot/usr.
- Mount the boot partition onto the root partition since GRUB will store its configuration in /boot : mount /dev/sdb1 /mnt/newRoot/boot.
How do I repair or reinstall GRUB 2 with a Ubuntu Live CD or USB?
Method 1: Repair GRUB Bootloader with Ubuntu Server Live Disk
- Step 1: Download Ubuntu Server and Create A Bootable Disk.
- Step 2: Enter the Rescue Mode.
- Step 3: Mount the Disk Partition.
- Step 4: Repair the GRUB Bootloader and Reboot.
How can I install Grub from a live CD?
Therefore you can install GRUB from the Lice CD. Boot From Live CD. Insert the CD or Pendrive that has Ubuntu in to your computer. Restart your computer and press F12 repeatedly until the BIOS Boot Menu appears. You can see 2 or 3 items in the menu. If you inserted a Ubuntu CD then Select CD-ROM or others accordingly.
How do I Run update-Grub from a LiveCD?
To achieve this, you can use a Live CD, mount the relevant partitions from your hard disk, chroot into the mounted directory, and run update-grub, which should work as if you were operating on the actual hard disk.
How to boot Ubuntu from a live CD?
Boot with your Live CD, selecting “Try Ubuntu without installing”. Once it boots, open a terminal (ctrl-alt-t) and mount your Ubuntu partition on /mnt.
How do I install Grub on my Ubuntu computer?
At the Ubuntu Set up choosing thing (where you can select dual-boot or replace windows) select the option with the gear. Now select the Ubuntu partition, remove it and re-create it. Re-install Ubuntu and grub will install automatically (I think, it did so with my installation).