GRUB2 Reverting to GRUB Legacy(from ubuntu docs)

1. Open a terminal: Applications, Accessories, Terminal.
2. Optional: Make backup copies of the main GRUB 2 directories and files.

   • sudocp/etc/default/grub/etc/default/grub.old

   • sudocp-R/etc/grub.d/etc/grub.d.old

   • sudocp-R/boot/grub/boot/grub.old

3. Remove GRUB 2

   • sudoapt-getpurgegrub-pc

   • The system will be unbootable until another bootloader is installed.

   • Once the packages are removed, many files will still remain in '/boot/grub'
4. Install GRUB 0.97

   • sudoapt-getinstallgrub

5. Withgrubinstalled, the user must still create themenu.lstandstage1/stage2files by running the following two commands.

   1. sudogrub-install/dev/sdX

      • Choose the correct device (sda, sdb, etc), normally the one on which Ubuntu is installed.

      • Creates thestage1andstage2files in/boot/gruband writes to the MBR.

   2. sudoupdate-grub

      • Generatesmenu.lst

      • Tab to "Yes" when prompted.
6. Reboot