If you think after doing a fresh install of windows will write over 30 50 150 250 gb you’re so wrong.
Recuva is useless like cleaner from the same company? I don’t think so.
I would have no problem recovering old data IE photos files video or any other data I care to save.

Who’s talking about using Recuver to recover the operating system?
Recuver does not restore anything in the operating system

You chose search for video photos documents, once scanned you check the files you want to save & it gets downloaded into a file on your desk top.
A five year old can run recuver
Recuva tells you exactly what is does on Piriform website, like said a 5 year old can read what recuva can do.

You sound like another trouble maker.