To recover deleted files from a USB drive on Mac:
Possibly. To recover with software your system needs to access the USB drive. You can try attaching it to different ports or computers to attempt to gain access. If it turns out that you cannot get to the drive’s contents, you may need to use a backup to restore your files or send the drive to a data recovery service.
Without software, you have two options for recovering deleted files from a flash drive. They are: