Recover GRUB2 after reinstalling winxp/Vista/win7

After reinstalling Windows in the computer dual boot with both Windows and Ubuntu Linux,you need restore grub because mbr has been rewritten.This tutorial shows how to restore grub 2. Update:Today I ghost my XP system,but after restore grub,I cannot boot into XP by clicking the old windows option in grub menu.So you’d better to run […]