Reset Macbook Network

  • Turn off Wi-Fi
  • Open Finder > From top menus select GO > Go to Folder
  • Type /Library/Preferences/SystemConfiguration
  • Delete as many files as you can find.
    • com.apple.airport.preferences.plist
    • com.apple.network.identification.plist / com.apple.network.eapoclient / configuration.plist
    • com.apple.wifi.message-tracer.plist
    • NetworkInterfaces.plist
    • preferences.plist
  • Move the above files to trash and restart the system.

References

  • (How to Reset Network Settings on Mac - LifeWire)[https://www.lifewire.com/reset-network-settings-on-mac-5184072]