[ESP8266HTTPClient] Updates from HTTPS servers fail before transferring new binary begins · Issue #8079 · esp8266/Arduino (original) (raw)
http update not working on this arduino-core version
HTTP_UPDATE_FAILD Error (-106): Verify Bin Header Failed;
I just instaled arduino core 2.7.4 and it worked.
NodeMCU 1.0, Arduino 1.8.15, code