We separated the disk the operating system is on from the disk all of our data and other things are on, and then we formatted our OS drive and reinstalled it fr

We separated the disk the operating system is on from the disk all of our data and other things are on, and then we formatted our OS drive and reinstalled it from scratch. Some fixes were done manually involving searching error codes on another computer or a library computer or through walkthroughs found on various forums. Sometimes virus removal was done manually via regedit, and you were never really sure if you fully removed the virus.