How to use display mirroring
NOTE : Ensure the Fire TV Stick Lite and the device your wish to mirror are within 30 feet (10 Metres) of each other, and are connected to the same Wi-Fi network.
1. Press Home to access the Home Screen.
2. Press and hold Home for 3 to 5 seconds.
3. Scroll to Mirroring, then press Select.
4. On the device you wish to mirror, activate the screen mirroring option.
5. The screen of your device will now be displayed through the display on the Fire TV Stick Lite.
6. To close display mirroring, press Select.
7. Scroll to Yes, then press Select.