Make sure your Arduino board and port are selected from the connection popup menu at the top of the IDE's editor window. Blink does one thing — it blinks a built-in LED on the Arduino.

The Arduino development team has today announced the availability of a new Arduino IDE in the form of Arduino 1.8.11. The open-source Arduino Software (IDE) makes it easy to write code and upload ...

The new unified Arduino Software IDE 1.8.0 desktop can be used with any Arduino board from .org or .cc family and works out of the box with AVR boards, like the Uno, Mega, Yun, and Micro, among ...