To increase your chances of actually getting your files back:

If you are trying to recover files from your C: drive , install the software on a USB drive or a different partition.

As soon as you realize a file is missing, stop using that drive. Saving new files can "overwrite" the space where your deleted data still hides.

Ensure you are getting the most recent version (the "492" in your subject likely refers to version 4.9.2, though newer versions may be available). 2. Pro-Tips for Data Recovery

If you are looking to use this software safely, here is a quick guide to getting it and using it effectively: 1. Source the Software Safely