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:
Yes, but it is not the general Trash Bin you usually use. The Mac operating system creates a hidden trash folder on each of your drives. The folder is named .Trashes and requires you to enable your Mac to view hidden folders. Gaining access to this folder on a flash drive will enable you to recover recently deleted files directly.