One of the commonly known ways to lock and unlock a computer is to use a password. Sometimes, some programs may be used to record your face to use to log on to your computer, but the way you wanted to share it today is a bit more strange and more protected.Depends heavily on the use of the device to shut down the computer and access to the computer, without the use of the device will not be able to access your computer only by returning the device to put the factory.
In the first step you will need to download the following program: Predator After downloading the program, install it as usual
Then press OK as shown in the picture
In the last step you will need to define the password you want to use to close and open the computer using the flash device as in the picture
Finally, try this by locking the computer and opening it without using the flash device and you will find that this is not possible, and it is an effective way to protect your computer from strangers and intruders during your absence.