Is buffer overflow related to WiFi strength?

[PeteKnight]

It’s more about signal strength (RSSI) than bandwidth.
If you fancy hacking the Blynk library then there is a way to see what the RSSI is when using your hardware combination…

WEMOS Mega +WiFi R3 ATmega2560 + ESP8266

There is a way to do this, but it requires you to add an additional method into the BlynkSimpleShieldEsp8266.h library file. Please note that I don’t condone or encourage editing the Blynk library files, these changes are made at your own risk, and may need to be replicated each time Blynk is updated Search the BlynkSimpleShieldEsp8266.h library file for these lines: BLYNK_LOG1(BLYNK_F("Connected to WiFi")); return true; immediately after return true;, but before the closing curly bracket th…

Pete.