Dear ArwinWijaya
For questions about setting up Teltonika trackers, we recommend contacting the manufacturer directly, because These trackers have a large number of configuration nuances.
You can ask for help at https://teltonika-networks.com/support/product-support
If you are unable to resolve your issue, please write to us at support@gps-trace.com with the login, unit ID, describe your issue in more detail and link to this topic, then we will try to check additionally and help you.