While, sometimes, your TV can automatically change the input when it detect a signal.ģ. If there is more than one HDMI port on your TV, you need to select the HDMI port that is connect to your PC. Pick up the TV remote or use the buttons on the TV, and then press the Input button to change the input of the TV to HDMI. If your TV has more than one HDMI cable, you should make note of the port number you plug it into. The HDMI port on your PC and the HDMI port on the TV are the same and the HDMI cable should have the same connector on both ends. Connect your PC to your TV via a HDMI cable.