The initial article about Smoggie firmware upgrade uses a Python script to install the firmware. This can be too much for the usual Joe user, so here is, I hope, a simpler way. What do we need?1. Smoggie hardware. (Smoggie-PM, Smoggie-CO2, and Smoggie-Gas)2. The provided USB cable + a Windows-running computer.3. The new firmware. For … Continue reading The Easy Smoggie Firmware guide