1, using AirPlay:
If your TV supports AirPlay, you can connect your phone and TV to the same Wi-Fi network, then find the application to be projected in your phone, click the AirPlay option in the upper right corner, and select the TV to be projected.
2. Use third-party software:
You can search and download screen projection software in the App Store, such as music broadcast screen projection and quick screen projection. These softwares can project the screen of the mobile phone onto the TV.
3. Use hardware devices:
You can also buy some special screen projection devices, such as Apple TV and Chromecast TV sticks. These devices can project the screen of the mobile phone onto the TV.