Lol; well we didn't know that.
But hence my first idea has to stand. Or get a new Hard Drive, install Windows on there and afterwards set up your old hard drive as secondary and transfer what you had to the new one.
In the process you get a nice new hard drive.
A Knight is sworn to Honour. His heart knows only Virtue. His blade defends the helpless. His might upholds the Weak. His word speaks only truth. His wrath undoes the Wicked.