Lock and unlock your computer with a Pendrive.

1. Download Predator USB software from its Official Website for 9 days trial.
2. Install and Launch this software in your window PC.
3. When you launch this software first this software asks you to
set the password.

Set Password in Predator Software

4. Set your password and click on Ok button. (Make sure your Pendrive is connected to your PC.)

Set your password and click on Ok button.

5. Now this software is ready for locking your computer from Pendrive.
6. Open Predator Settings

Open Predator Settings

Predator Settings

Here you set time interval according to your needs.The default time interval is 30 seconds. If you remove Pendrive from your computer you computer will be locked in 30 seconds.

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When you remove Pendrive from your computer your computer asks you enter your password with the warning.

Predator Warning for System Lock

If you do not enter the correct password, you computer screen goes black with access denied message.

Access Denied in Predator

Start Automatically Predator Software When you Start your PC 
If somehow this software not automatically started when you start your computer then add this software in your startup folder.

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1 Press Win+R, type shell:startup and press enter.

Open Startup Folder in PC

2.  Now add Predator Shortcut icon in Startup Folder. You can copy it from the desktop.

Add Shortcut in Startup Folder

PREDATOR protects its own in-memory process. Nobody can stop it with Ctrl-Alt-Del. PREDATOR can sound an audible alarm if somebody enters an invalid password.

You can also see logs for all messages, warnings, fail login attempts and all other information.

Predator Logs