OK. thanks …
1 goal is reached
Now I get STATE information but I couldn´t publish- cmnd/4chPro2/POWER1 do not work…
This is the Tasmota config
Whats the difference between TOPIC, FULL TOPIC and CLIENT? Which of them I need for MQTT?
Ich have two identical sonoffs 4 ch - so if I get this running I have to connect the 2nd also