: You will be asked if you'd like to contribute to the open-source project. You can choose to donate or simply click "JUST DOWNLOAD" to start the file transfer. Run the Setup : Once the file finishes downloading, open it and click to the license agreement. Install Components
For security and the most reliable files, you should always source your software from official or reputable repositories: Download Arduino IDE 1.8.57 for Windows
Last updated: 2025 (Instructions valid for Windows 10, 11, and future LTSC editions). : You will be asked if you'd like
For the most secure and stable experience, it is recommended to download the software directly from the official Arduino Software page . Official Download Options Download Arduino IDE 1.8.57 for Windows