Converting a Mac OS X GPT partition to an NTFS partition in Windows XP
Problem: You can see a Mac formatted GPT partition drive in Windows XP's Drive Manager, but it doesn't allow you to delete its partition or reformat the drive! Cause: A Mac formatted GPT partition is not be readable by Windows XP. If it has a GPT Protective partition, it will look similar to the image (Disk 1) below when you check Disk Management. If you don't see the drive in Disk Management, I would recommend that you Contact Us However, if you attempt to delete the partition, Windows isn't capable of doing so, and you will get a menu like below. Resolution: The partition table on the hard drive must be set as an MBR (Master Boot Record) for it to work properly with Windows XP. In order to do this through Windows XP, you will need to use our Data Lifeguard Diagnostics for Windows utility to write zeros to the drive. Then you will be able to reformat it with NTFS. Note: In order to change the drive from a GUID partition table to an MBR all of the