This is a good tool to have, especially considering the wonkiness of MS W10 updates. It's more detailed description can be found here:  https://support.microsoft.com/en-us/help/4538642/windows-10-restore-lost-files  . It has 3 modes of deployment (from the Thurrott article): Default mode.  This mode uses the Master File Table (MFT) to locate lost files. Default mode works well when the MFT and file segments, also called File Record Segments (FRS), are present. Segme...