Chris

That does make it work. However I can't just leave my firewall permanently disabled. Is there a more specific method that leaves firewall active? (e.g. set a speciifc port for...

thanks @sommeeeer I gave that firewall workaround a try. When I start NOSON from the app launcher I still gets stuck at the dreaded "No Sonos zone found". I want...

Supporting information - the sequence and output from idf.py size: cd C:\Espressif\frameworks\esp-idf-v5.2.2\ install cd %userprofile%\esp\esp-at idf.py size Executing action: size Running ninja in directory C:\Users\...\esp\esp-at\build Executing "ninja all"... [1/1] cmd.exe...

That makes sense, but can you please specify exactly which options I need to de-select in menuconfig to disable AT wifi & mqtt ? I have tried this idea before...

Two steps forward, one step back ... with WPS, smartconfig, WiFi & MQTT deselected, and with "bt command support" + "bt SPP command support" selected, I successfully completed the build,...

@luxin812 you are my hero, I just reflashed with your suggested AT settings and now I have same response to AT+BTSPPINIT=2 command as you did above many, many thanks for...