You can find one or several trustworthy file recovery tools that should be useful tools in recovering lost files of different formats. A step-to-step user guide is below:
First, download file Recovery software. And install it someplace other than the disk that you want to rescue lost files.
Second, launch it, select the disk you want to rescue in left list and start the automatic scanning process.
Third, Preview in advance. As a lot of files will be recovered and listed on the interface, you can preview in advance and verify whether they are what you want to recover.
Fourth, Recover Found Files. Get back your lost data with the operation of the press of "Recover" button. Tip: Remember to keep the lost data in another drive.
That's significant thing. I wish you good luck.