In This Article You Will Learn How To Find Mac Address And How To Change Mac Address in Macintosh OS X

Use private Wi-Fi addresses in iOS 14, iPadOS 14, and watchOS 7

Step 1) Open the Terminal application ( Go -> Utilities -> Terminal )

Step 2) Change to Root privileges by typing "sudo —login"

Step 3) List your Mac Adapters by typing "ifconfig" , note your Wi-Fi adapter name (example : end0 )

Step 4) For better view for Mac Addresses type "ifconfig | grep ether" 

Step 5) To change your MAC address type "ifconfig en0 ether 00:00:00:00:00:00"  , where (en0) is the Wi-Fi adapter name and 00:00:00:00:00:00 is the new custom MAC address you want to use it. 

This tutorial shows all the steps above