It is possible that your device may not work properly after an update or something else.
Please make a few checks beforehand:
Check the power supply, make it 12 V, ;
Check if .Net framework is installed and up to date. ;
You can check here: https://wiki.teltonika-gps.com/view/FMB640_First_Start#PC_Connection_.28Windows.29
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Please, try to use another power supply. ;
If external voltage is correct, please, check if device is visible in device manager,;
It is possible that the firmware is not supported by the configurator.;
You can check here: https://wiki.teltonika-gps.com/view/Teltonika_Configurator_versions#For_FMB640
After checking the
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differents instructions above
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:
you can ask us (support@mirifica.de) the “Firmware Updater” that will allow you to flash your device.
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