There must be something wrong with your device,please ask your dealer for some help or you can post it back to China for maintenance(please make sure your device within warranty period). Here is the address of Autel China:
8th Floor, Building B1, Zhiyuan, Xueyuan Road, Xili, Nanshan, Shenzhen, 518055, China
Please contact us by sending a email at <<supporttpms@auteltech.com>>
before you post it to ensure we know you will send a device back to us.Thanks.