TCL TV can call back programs through the signal source button on the remote control panel. First, turn on TCL intelligent network TV, and then proceed to the next operation after the startup page is stable. On the remote control of TCL network smart TV, find the signal source button, and click the signal source button to switch the signal source.
After pressing the signal source button, there will be multiple signal source options to choose from and select to the program source input port. Use the arrow keys of TCL TV remote control panel to select the correct option until the analog TV option is selected.