Flash with Tasmota firmware

Follow instructions on Sonoff-Tasmota installation user guide.

Configure device

Once flashed with new firmare, go to the device web page and configure MQTT as describe at Sonoff-Tasmota MQTT configuration.

Enter your MQTT broken information and fill the Topic field with the expected unique device identifier.

Once saved, go back to Gladys -> Integration -> Sonoff -> Discover devices page and you should see your new device.