Open the Arduino IDE, navigate to Sketch > Include Library > Manage Libraries... and search for "IRremote".
The library is the industry standard for sending and receiving infrared signals with Arduino. Originally created by Ken Shirriff, it has evolved into a robust multi-protocol tool maintained by contributors like z3t0 and ArminJo. Download Options You can download the library through two primary methods: irremote.h download
Download the source code or specific versions directly from the Official Arduino-IRremote GitHub Repository . Open the Arduino IDE, navigate to Sketch >
IRremote.h library doesn't exist? - Programming - Arduino Forum Originally created by Ken Shirriff, it has evolved
Select the latest version (currently ) and click Install . Method 2: Adding a .ZIP Library
Older versions (like 2.x or 3.x) are available on the Arduino Library List for legacy project support. How to Install IRremote.h Method 1: Using the Library Manager In the Arduino IDE, go to Tools > Manage Libraries . Search for IRremote . Ensure the author listed is shirriff, z3t0, ArminJo .