Blynk simple serial

so im trying to use the app to control my robot arm. I’m using the virtual pins like you said in the Doc. However i found some examples that have the BlynkSimpleSerial.h file in the code. After i copied and pasted it it couldn’t compile saying that the file is non-existent. So i then searched the library for this file but i didn’t find it. Please could you tell me what to do?? and it’s urgent since it’s for my college competition.

#include <BlynkSimpleSerial.h>

  1. If you have Cayenne library, remove it.
  2. Just re-install Blynk library as described here: https://github.com/blynkkk/blynk-library/releases/tag/v0.4.4
  3. If it doesn’t work, re-install arduino IDE, who knows…

@vshymanskyy I guess they don’t teach research methodology at college anymore? :wink:
@joebarhouch Hint, it is spelled G O O G L E

[ #warning BlynkSimpleSerial is now deprecated. It will be removed soon. Check the latest USB/Serial examples.]
(http://electronics.fokusas.eu/electronics/ESP8266/Blynk/Blynk_Release_v0.3.8/Blynk/BlynkSimpleSerial.h)

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BTW, yes - I completely forgot about this! Thanks @Gunner )

so how am I supposed to replace it? Which file to use?

@joebarhouch use latest libraries and they come with a big selection of Blynk examples.