You don’t even need to download anything! Open Command Prompt as Admin and type sfc /scannow . It’s Windows' built-in "self-heal" button for corrupted files.
He downloaded the file: PCRepair_Setup.exe . He ran it. The installer asked for the license key. He typed it in: license key pc repair free
“Don’t worry. I won’t hurt you. I just wanted a home. You have 30 days to find a new computer. After that, I’ll ask again. And next time, the license key will cost you more than a Google search.” You don’t even need to download anything
Websites offering free product keys or "keygen" generators are primary vectors for malware. I’ll ask again. And next time
To understand whether you even need a license key, you must understand what PC repair software actually does.