This method uses Windows system files already stored on your PC (usually in a hidden partition or the WinSxS folder).
It wasn't exactly the same computer. It was lighter. It was faster.
This guide breaks down the technical differences, pros, and cons to help you decide which method is right for your situation. The Core Difference
The computer asked him if he wanted to keep his personal files. He clicked Yes . He didn't trust the machine, but he had to trust the process.
No need for external USB drives or complex setups. The Cons: