AirMirror allows you to control Android devices from PC. You can control devices remotely and check messages from PC with physical mouse.
For Desktop Client
Click the AirMirror icon:
For Web AirDroid
Log in web.airdroid.com and connect to your phone. Click AirMirror icon.
You can use AirMirror if it is a Rooted device and AirDroid should granted the Root permission (Go to the Root permission management app like SuperSU to manually grant AirDroid the permission.)
If it is Non-Rooted device, you should probably know how to use AirMirror on non-root devices.