Ewon Flexy & Cosy 131
The embedded user interface of these Ewon devices is documented here:
👉 [Open Ewon Flexy Online Help]
👉 [Open Ewon Cosy131 Online Help]
Some of the embedded 4G modems support firmware updates for the modem component itself. The procedure for updating the modem firmware is described here: Modem Firmware - Version & Update