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How To Fix Arduino IDE Additional Library Installation Error

In this article showing how to fix Arduino IDE additional library installation error. This is very common issue you might face when you try to install additional library in Arduino IDE. The Error is “Error Downloading http://download.arduino.cc/libraries/library_index.json” Steps to fix the issue :- Close The Arduino IDE Open Command Prompt Type “setx _JAVA_OPTIONS -Djava.net.preferIPv4Stack=true” command […]