Replying to @menelion@caneandable.social
Yes, you should not work on the data directly on that disk, but make a copy first on another storage device, at the bit level.
If these are important documents I'd recommend to ask a professional.
I would recommend to look at photorec and their windows tool, if you're not familiar with the Linux desktop.
They have a guide for who to recover files
https://photorec.net/#getting-started
Most importantly: don't panic
Don't stress about the process, take your time.
Good luck 😊