If you just mean "factory reset" instead of "format" (you format HDDs, not PCs) then Windows 10 has a built in factory reset function.

Are you unable to format a USB drive to the FAT32 system on your Windows 11/10 computerm? Some users have reported that Windows does not let them format their USB drives to FAT32. However, many users ...

Q: I'm hearing that Microsoft is pulling the plug on Windows 10 later this year. What does that mean for my current Windows 10 PC, and what are my options? If that all sounds too complicated, ...