Thank you for your question.
In this case, we would like to recommend to contact your Sales Manager to get logins to our Fota WEB. There you can update firmware and configuration for your units from the website.
If you don't have any contacts with our Sale Managers, please contact with them on our official website https://teltonika-iot-group.com/
and click on "Contact Us" button. When you will click, please fill the form and submit it.
Note: as a topic, please choose "Vehicle telematics".