1. Make sure your phone and TV are connected to the same LAN. Turn on the TV, enter the system settings interface, find the multi-screen interactive function under the general settings option, press the confirmation button to enter, turn on the multi-screen interactive function, so that the TV is in the state of waiting for connection. 2, open the "Settings" click on "More Links". 3, click on "Mobile" to cast the screen. 4, open the "Wireless Cast" click on the "Wireless Cast" to cast the screen. Open the "cell phone" cast screen. 4, open the "wireless cast screen" click "cast screen to TV". 5, open the live software can be.