Configuring Shelly EM Energy Meter - #42 by tom_l - Configuration - Home Assistant Community

Tasmota has a firmware upgrade option somewhere in it’s web interface (I haven’t used it for ages). Upload the official .bin file using that web interface and you should be back to factory default.

Home Assistant Energy Monitoring with Shelly EM - fuse-box install

Shelly EM Power Logging with Home Assistant

How to install Shelly EM Smart Energy Meter and Integrate into Home Assistant

Shelly 3EM 3-phases Energy sensor - Configuration - Home Assistant Community

Remotely turn the Geyser on and off, Page 3

Stromzähler mit einem ESP8266 / ESP32 mit Tasmota auslesen und darstellen - ottelos Webseite

Home Assistant Energy Monitoring with Shelly EM - fuse-box install

Shelly EM Energy Display - Configuration - Home Assistant Community

Configuring Shelly EM Energy Meter - Configuration - Home Assistant Community