Download the latest Arduino IDE 2.0 software on Windows, Mac and Linux by following the link below. Thanks to the IDE being open source it source code is available to download view and tweak if ...

In addition to a more modern editor and a more responsive interface it features autocompletion, code navigation, and even a live debugger.” Arduino IDE 2.3.3 Key Takeaways : ...

The Arduino IDE supports multiple files by adding more tabs. If you use INO files you’re only adding one at a time, but if you use C/C++ header and source files it’s two at time.