Kindly try to update your application to the latest version.
Make sure that the Bluetooth is On, and the Sensor is connected to your phone, disconnect it to teltonika device while doing the configuration.
If the issue still happens, please create a VIP helpdesk query.
Please contact your sales manager. If you don't have any contact with our Sales managers, please contact with them on our official website https://teltonika-gps.com/ and click on the "Contact Us" button. When you will click, please fill out the form and submit it. Note: as a topic, please choose "Vehicle telematics". Or you can send an e-mail with a description of your situation to [email protected] When contacting Us, please provide: IMEI/Logs/Configuration file/Intenational GSM number/Firmware version/ect, please follow these recommendations: https://wiki.teltonika-gps.com/view/Recommendations_for_filling_a_query_description