Hi there, I am proposing to use communication using MQTT throughout my Home Automation project and have sufficient hardwired I/0 to require 2x Arduino Megas to be part of the system. All control is localised within a single cupboard in my house, so was looking to connect Ardunios to Pi with USB, w…

[image] banier: So complete a back-up (make a copy of my config file, reinstall the zigbee2mqtt , etc), burn a new OpenHABian image (with etcher), and complete the installation on my Raspberry Pi again, right? Then add back in my config file and redo the the zigbee2mqtt installation…? Please co…