401 - USB_NOT_COMMISSIONED
The device is not commissioned.
You will get this error when you try to use an MT20W that has not been commissioned to the Site you are working on. Sometimes you will get it even went it has been commissioned to the site. If it was not commissioned, first commission the MT20W using your mobile app (MAPP). During the commissioning process 1st select Wi-fi option first, hit the save button (in 2 screens). Then go back and change it to USB, click save (in 2 screens).
If it was already commissioned, change the communication from USB to Wifi, remember to click the save button in both screens, then go back and change it to the wi-fi option.
Always make sure you are on the latest version of the firmware.
As of March 2022 the current version is: 40.05.00
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