If you don't care about the data and just want the card back, you can try a "force format." How to Recover Deleted Files From SD Cards
While formatting might sometimes "reset" the card to a usable state, it often fails with an "Access Denied" or "Windows was unable to complete the format" error because the hardware is locked. sd+card+uupdbin
The storage space you see is not your actual data. It is a small "technological volume" built into the controller for service tasks. If you don't care about the data and
