If you want to recover data from the flash drive, you must keep the flash drive not get overwritten by any other new data. If you don’t want to take risk of losing your data then apart from manual method then you are recommended to use Flash Drive Recovery software for Windows/Mac that can easily restore the files from the flash drive.
It gives you special media recovery option that allow user to recover lost audio, image and video files from USB drives, hard drives, Camera, SD Cards, and other memory cards.
After making complete scan of your drive it safely recover media files and images that get lost up in any circumstances either because of unintentional deletion of photos, virus infection or formatting a disk. Or you can also use Card Data Recovery software.