Never install recovery software on the same partition where the lost files were located.
Here is a comprehensive look at how the registration system works, the risks of using "leaked" codes, and the best ways to get your files back safely. What is 7 Data Recovery Suite? 7 data recovery suite codigo de registro
If you search for "codigo de registro" on Google or YouTube, you will find dozens of sites claiming to have working keys. However, there are several risks involved: Never install recovery software on the same partition