I’ve received 5x ESP32 (because, you know, STM is now pretty hard to get). First evening: unpacked one, flashed MicroPython, sta_if.scan()… nothing. What? It sees something only if very close to the router. Panicked, installed Arduino (no!!!!), flashed… nothing. It was late… The next day, unpacked the other four, flashed Arduino WiFiScan. And everything works! …