A: NTFS. It handles larger files and is more secure. Only use FAT32 for very old devices or USB sticks. The Bottom Line Formatting a Windows 7 hard drive is easy once you understand the rules. Drive C: requires a bootable disc. Drives D/E: can be done inside Windows.
A: You are trying to format the drive Windows is currently using. You must boot from external media (Method 2). format windows 7 hard drive
Have a Windows 7 formatting horror story or success? Drop a comment below. A: NTFS