How to make computer lock by using usb flash drive or sd card

In this Instructable I will show you how to turn any usb or SD card into a lock for your computer.

Step 1Download Predator

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First thing first download Predator here:



Step 2Open rar file and run exe.

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Once downloaded open file with winrar (or any rar file opener):


Install and agree to the terms of use:

Step 3Creating the usb key

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Once installed insert a flash drive or SD car, choose which drive letter and press create key:

Step 4Tour of Predator in use

This video will show you how the program works



Step 5

now use your usb (or sd card) key pluged in to access the computer and un-pluged to lock computer, once the key is pluged back in a pop-up box comes for you to enter your pasword if you set one, if not your computer will automatically resume from when you un-pluged the key.

Step 6 Comment Please !!!!!