I don't know what led to this, but when I plug in my external HDD to access the data, it keeps displaying the same error message: "You need to format disk in drive H: before you can use it. Do you want to format it?" I don't want to lose the data, how can I access it without formatting? Thank you in advance for helping.
Tried Recuva, it wants to reformat as well.
Tried Testdisk, I got this:
Tried Recuva, it wants to reformat as well.
Tried Testdisk, I got this: