How do I format the Xbox 360's 4GB internal hard drive?

Solution 1:

Try the following steps:

Turn off the console and remove the Xbox 360 hard drive.
Turn on the console and turn it off again.
Reconnect the hard drive and turn on the console.
Change the file system type to 'exFAT' and select 'OK', then select 'Continue' on the next screen.
Go to 'My Xbox / System / Memory.' Select 'USB Storage Device / Configure Now' and then accept.
Try to format the Storage Device