Three Main Functions of the Android Emulator 1. The emulator provides true Android device feature capabilities. You can simulate incoming phone calls and text messages, set device locations, simulate different network speeds, simulate rotation and other hardware sensors, access the Google Play Store, and much more. How to Turn Off Laptop Keyboard on Windows 10.7 Easy Ways to Take Screenshot on Laptop or Macbook.How to Disable Battery Health Management on Mac.How to Find Out The MacBook Battery is Still Good.The Android emulator simulates an Android device on your computer so that you can test apps on a variety of Android devices and API levels without having to own a physical device.