USB Folder Locker (Free Tool)
Protecting file on a portable drive has been most demanding trend came out after USB flash drives started to be used for data transfer. some tools available in market only protect your USB files on your personal PC , but when it is connected with another PC data is not secure anymore.
FnFlocker, credit @ al emran tareq
Make sure files you want to hide should be stored inside a folder, and then lock that folder, don’t lock the file itself
i have tried to lock the file with this app but i was unable to unlock it, but folder can be locked & unlocked without any problem.
for complete usage guide, watch following video