Please follow the steps below to set it up
1，Open the phone of developer option, and USB debugging in developer option
2，Click the "PC激活工具"to download the PC activation tool，here is link: https://www.flydigi.com/index/down?nav_id=2
3，Open the activation tool，click the "安卓手机/平板"
4，Connect the phone to the computer with USB cable,choose charge only.
5，Click the "开启映射"
6，Successfully open the mapping