How to screen hotel TV?

Hotel TV projection method is as follows:

Tools/raw materials: Huawei mate40, HarmonyOS3.0, setup.

1. Find and open the built-in settings on the phone desktop.

2. After entering the settings page, slide down the page to find and click the device connection button.

3. After entering the options, select the multi-screen interactive button on the page.

4. The mobile phone will search for the TV that can be projected, and click on the TV that needs to be projected.

5. When the words "Your mobile phone has successfully connected to the TV" appear on the mobile phone, the specific operation of projecting the screen TV on the mobile phone is completed.