Go to and select the active COM port assigned to your board. Click the Upload button (the right-pointing arrow icon).
All previous releases, including the source code for 1.8.19, are hosted on the Arduino GitHub repository. 2. Choosing Your Installation Type
| Feature | Arduino IDE 1.8.57 | Arduino IDE 2.x | |---------|--------------------|--------------------| | | Simple, retro | Modern, dark mode, dockable panels | | RAM Usage | ~200 MB | ~800 MB – 1.2 GB | | Auto-completion | No | Yes (IntelliSense) | | Debugger | No (Serial.print only) | Yes (Native debugging) | | Serial Plotter | Basic | Advanced with multiple plots | | Library Manager | Basic list | Searchable, filtered, dependency-aware | | Bootloader Burning | Easy via "Burn Bootloader" | Same (but hidden in menus) | | Offline Support | Excellent | Good (requires periodic web fetch) | | Recommended for | Old PCs, education, minimalists | Professional devs, large projects, dark mode lovers |
Arduino IDE 1.8.57, released in late 2022, was a maintenance release for the 1.8.x branch. Here is why it remains a favorite: Download Arduino IDE 1.8.57 for Windows
A streamlined interface without the modern distractions of auto-completion or complex project navigation. How to Download and Install for Windows
The Arduino Integrated Development Environment (IDE) has been a staple for makers, hobbyists, and professionals alike for years. The latest version, Arduino IDE 1.8.57, is now available for download on Windows. In this review, we'll dive into the new features, improvements, and overall user experience of this popular software.
This is the easiest method for beginners. Go to and select the active COM port assigned to your board
Arduino IDE - Free download and install on Windows - Microsoft Store
Select the components you want to install (it is recommended to keep all options checked, including "Install USB drivers").
Click Install . The process will take a couple of minutes. During this time, Windows may pop up separate prompts asking if you want to install device software from "Arduino LLC" or "Adafruit Industries". Always click Install on these prompts to ensure proper driver configuration. How to Download and Install for Windows The
Among these, represents one of the final stable iterations of the classic Java-based architecture. It is favored by educators, hobbyists, and professionals who prioritize stability, low system resource usage, and compatibility with older drivers and sketches.
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Click on the chosen format. You may be prompted to make a donation to the open-source Arduino project; you can choose to contribute or click "Just Download" to save the file to your local drive. Installing Arduino IDE 1.8.57 on Windows
Ensure all boxes are checked. This includes the Arduino software, the USB driver, the Start Menu shortcut, and the Desktop shortcut. Installing the USB drivers automatically is critical, as it allows your computer to recognize boards like the Arduino Uno, Nano, and Mega.