Always save your "found" files to a USB drive or external hard disk to avoid overwriting the original data.
If the cost of a premium license is a barrier, there are several reputable, completely free tools that can perform similar tasks without the risk of malware: 7 data recovery suite username and registration code
A very popular and user-friendly tool for recovering deleted files on Windows. Always save your "found" files to a USB
A command-line app released by Microsoft specifically for recovering lost data. Tips for Successful Data Recovery there are several reputable
If something goes wrong during a deep scan or a partition recovery, you won’t have access to official support to help you get your files back.