To share your Android screen with your Insignia Fire TV, you can follow these simple steps. First, make sure that your Android device and Insignia Fire TV are connected to the same Wi-Fi network. Then, download and install the "AirScreen" app on your Insignia Fire TV from the Amazon Appstore.
Next, open the AirScreen app on your Insignia Fire TV and select the option to start screen mirroring. On your Android device, go to the Settings app, select "Connected devices" or "Cast", and then choose your Insignia Fire TV from the available devices list.
Once your Android device and Insignia Fire TV are connected, you will be able to view your Android screen on your TV. You can use this feature to watch videos, show pictures, or even play games on a larger screen. Just remember that the quality of the screen mirroring may be affected by the strength and stability of your Wi-Fi network.