How to change ext4 Hard drive partion to NTFS for installing Windows xp?

Solution 1:

  1. Open Gparted
  2. Select the Linux partition
  3. Right click it and select Resize/Move
  4. Change its size to make room for the Windows partition.
  5. Right click anywhere and select New.
  6. Fill up the free space with the new partition and format it as NFTS.
  7. Profit!

After installing Windows XP, be sure to run boot-repair from a live CD to get GRUB back.