Power on the Tbox, download the file and place it in the root directory of the micro SD card, insert the Tbox, and it will automatically switch to the corresponding channel after about 2 minutes.

Android Auto Channel：https://drive.google.com/file/d/1xZACqHJsg77Af3gYOaTCgEly41-U3SV1/view?usp=sharing

CarPlay Channel：https://drive.google.com/file/d/1PrZkOmEx7dKd2bYg8nU7DKuac7xx7nvf/view?usp=sharing

video tutorial https://www.youtube.com/watch?v=-_DKr1imqjM