Stop macOS Update Hint
Go to find the “hosts” file in /etc and modify it as below:
cd /etc/ cat hosts ##### and it will list its oringinal content as below: ## 127.0.0.1 localhost 255.255.255.255 broadcasthost ::1 localhost ##### then modify it and add these following content: ## Mac Software Update ( Stop Upgrading Check ) 127.0.0.1 swdist.apple.com 127.0.0.1 swscan.apple.com 127.0.0.1 swcdn.apple.com 127.0.0.1 gdmf.apple.com 127.0.0.1 mesu.apple.com 127.0.0.1 xp.apple.com ##### In the end, the entire content of it as below: ## 127.0.0.1 localhost 255.255.255.255 broadcasthost ::1 localhost ## Mac Software Update ( Stop Updating Check ) 127.0.0.1 swdist.apple.com 127.0.0.1 swscan.apple.com 127.0.0.1 swcdn.apple.com 127.0.0.1 gdmf.apple.com 127.0.0.1 mesu.apple.com 127.0.0.1 xp.apple.com