Step by step GRUB 2 Upgrade guide in ubuntu 9.04

This tutorial tells you how to upgrade you Grub to Grub stage 2 in ubuntu 9.04 step by step.

First,you need run this command in terminal window:

sudo aptitude install grub-pc

Select Yes when prompt,and just press Enter when seeing Linux Command Line: screen.

Now,reboot computer by this command:

sudo reboot

You will see a screen with “Error 11:…” and just press anykey to continue.

Select Chainload into GRUB 2 in this screen and press E

Select the line start with  root and press E in following screen.

After grub edit > in next screen,change root to uuid,press enter and them press B

Select Ubuntu in above screen,and run this command when you back to ubuntu:

sudo upgrade-from-grub-legacy

sudo reboot

Done.

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