Download Arduino Ide 1.8.57 For Windows Portable -

A: Some antivirus software (especially McAfee or Norton) false-positive on arduino.exe because it can access serial ports and upload code (behavior similar to malware). Add an exception for C:\Program Files (x86)\Arduino in your AV settings.

The robot kept dancing. The weekend plan was back on schedule. Download Arduino IDE 1.8.57 for Windows

Once finished, you can launch the IDE from your Start Menu or desktop shortcut. Why Use the Legacy IDE? Supported versions of Arduino IDE A: Some antivirus software (especially McAfee or Norton)