1. Open the Safari browser and enter the Tebbit official website link: https://www.tebbit.club
2. Click Test Flight on the left to enter the download page. The first step is to get "TestFlight"
3. After the TestFlight download is complete, return to the web page and click "View in TestFlight" in step 2, then click "Install".
5. After the installation is complete, you can return to the desktop and open the APP to use it.