How to Format Your Computer's C Drive From a Repair Disk
Use a System Repair Disc to Format the C Drive
One way to format C is by using the format command from the Command Prompt, accessible from outside of Windows via a System Repair Disc.
A System Repair Disc can be created from any working Windows 7 computer but can be used to format C no matter what operating system is on the C drive.<</p>
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