Lock or hide important files without third party apps. Hi viewers In this video I show you How to lock your important file without locker apps. ⏭যেকোনLock or hide important files without third party apps. Hi viewers In this video I show you How to lock your important file without locker apps. ⏭যেকোনLock or hide important files without third party apps. Hi viewers In this video I show you How to lock your important file without locker apps. ⏭যেকোন