Use an HDMI cable with a USB-C to HDMI adapter or Lightning to HDMI adapter
Connect the adapter to your phone and the HDMI cable to your TV
Select the correct HDMI input on your TV
Use screen mirroring or casting from your phone’s quick settings
Make sure your phone and TV are on the same Wi-Fi network for wireless casting
Open the casting option on your phone and choose your TV
Use a streaming device like Chromecast, Roku, or Fire TV if your TV does not support casting
Enable Miracast or Smart View on compatible Android phones and TVs
Use AirPlay on iPhone with an AirPlay-compatible TV or Apple TV
Check that both devices are updated if the connection does not work