How to make your Arduino Uno clone work on your Apple Mac Macbook Air – serial port problem

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Link to buy an Arduino Uno clone on eBay:
https://rover.ebay.com/rover/1/711-53200-19255-0/1?icep_id=114&ipn=icep&toolid=20004&campid=5338336122&mpre=https%3A%2F%2Fwww.ebay.com%2Fitm%2FDevelopment-Board-For-ARDUINO-UNO-R3-ATmega328P-ATmega16U2with-USB-Cable%2F382554355387%3Fepid%3D1858329972%26hash%3Ditem59120436bb%3Ark%3A1%3Apf%3A0

If you are unable to select the serial port for your Arduino Uno on your Mac, this video will show you how to resolve the problem.

Driver: http://www.wch.cn/download/CH341SER_MAC_ZIP.html

Command to type into TERMINAL, copy and paste this:
sudo nvram boot-args=”kext-dev-mode=1″

Source

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