Arduino IDE does not save the script to the sparkfun arduino uno board in windows 7 · Issue #1992 · arduino/Arduino · GitHub
Serial port not found : r/arduino
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![Fix Arduino Port not Showing Up or not Detected [IDE, UNO]](https://windowsreport.com/wp-content/uploads/2020/05/Arduino-Port-1.jpg "Fix Arduino Port not Showing Up or not Detected [IDE, UNO]")