(This laptop anti-theft alarm software called "Laptop Beauty Anti-theft Guard" and the English name LaptopAlarm is relatively practical. As long as your laptop is moved by others, it will emit a very loud noise like a security door or a super security viewing door. Loud alarm, even if your laptop is muted, she will sound, and the maximum volume is turned on enough for you or the people around you to hear. , then you can leave your laptop with confidence, so what are the conditions for it to trigger the alarm? 1. Disconnect the external power supply 2. Shut down or log out 3. Unplug the usb device 4. Move the mouse or touch touchpad)