Some users, when using TBox's wireless Android Auto/CarPlay, may encounter this situation.

The phone connects to the Bluetooth shown in the autokit app, and the phone prompts "Android Auto/CarPlay is connected to your car", but on the car screen, there is no Android Auto/CarPlay connected successfully.

The problem may be in the resolution (Automotive Head Unit/mobile phone), the solution is.
 

1, Modify the resolution of Automotive Head Unit/Radio

2, in Android Auto developer mode, modify the resolution

3, Automotive Head Unit/Radio turn on CarPlay/Android Auto split screen

Detailed explanation.

1, Modify the resolution of Automotive Head Unit/Radio

If your Automotive Head Unit/Radio can modify the resolution, then try to see if you can access the wireless Android Auto/CarPlay with different resolution settings. If the car screen successfully enters wireless Android Auto/CarPlay, it means the phone needs to modify its resolution to match the Automotive Head Unit.

2, in Android Auto developer mode, modify the resolution

Enter the Android Auto settings page,  Scroll to the bottom > Tap version until Developer Mode is enabled. and modify Video Resolution in the "Developer settings" in the upper right corner.

3, Automotive Head Unit/Radio turn on CarPlay/Android Auto split screen

Some cars need to change this setting - if your car also has this option: turn on CarPlay/Android Auto split screen