Anyway, if you open the File History recovery as mentioned and it is empty (there should be a message saying it can't find any file history or similar) then check in the Backup/File history parts ...

To reset file history, open Control Panel and click on Save backup copies of your files with File History. Here, click on Advanced Settings and select Clean up versions.

Windows 10 includes an enhanced version of the backup tools introduced in Windows 8/8.1. This set of features, called File History, is a major change from the image-based Windows 7 backup program ...