How many users/fingerprints can BenjiLock TSA store? Denise March 07, 2020 03:17 Follow The TSA Lock can store up to 5 separate users/fingerprints. For instructions on how to program additional users/fingerprints click here. Related articles Master Resetting your BenjiLock TSA How many passcodes can be stored? Do I need a WiFi connection to set up or use my BenjiLock TSA?