- In order to use lock your computer you need to get a software tool "Predator"Professional Edition here[official link] and Free Edition from Here[official link]
Choose the best suitable one depending on your operating system bit.
- After Downloading after Predator. Connect the USB Drive that you want to use as key to your computer.
- And then run the predator installation.
- Before continuing installation. A popup will ask you to create the new password, Enter your desired password and then hit on Ok to continue.
- Now predator will present you a box with preference settings.
- You can change settings as per your need and you can add the USB drive by selecting the drive under Flash Drive settings and hit on create key to generate a key on the usb which will be used by the predator to monitor.
- When Predator is running on your computer you can see the predator icon in the taskbar as shown in below image.