Aby si nemusel klikat task tu mas prekopirovany navod:
Q: How to restore GRUB menu after Windows installation?
1. Read General Notes
2. Read How to use Ubuntu Installation CD, to gain root user access?
3.
e.g. Assumed that /dev/hda is the location of /boot partition
4.
# grub-install /dev/hda
Q: How to add Windows entry into GRUB menu?
1. Read General Notes
2. Read How to list partition tables?
3.
e.g. Assumed that /dev/hda1 is the location of Windows partition
4.
sudo cp /boot/grub/menu.lst /boot/grub/menu.lst_backup
sudo gedit /boot/grub/menu.lst
5. Append the following lines at the end of file
title Microsoft Windows
root (hd0,0)
savedefault
makeactive
chainloader +1
6. Save the edited file (sample)