Download Updated - Blynksimpleesp8266.h Library
https://github.com/blynkkk/blynky-library/archive/master.zip Add to platformio.ini :
lib_deps = blynkkk/Blynk @ ^1.2.0 Include in your code: blynksimpleesp8266.h library download
https://github.com/blynkkk/blynk-library https://github