Make a New Location, Using network locations in Mac OS X ...
System Settings>Network, top of window>Locations>Edit Locations, little plus icon, give it a name.
- On your Mac, choose Apple menu > System Settings, then click Network in the sidebar. (You may need to scroll down.)
- Click the Action pop-up menu on the right, then choose Set Service Order.
- Drag services into the order you want.
- Click OK.
The interface that connects to the Internet should be dragged to the top of the list.
System Settings>Network>choose interface>Advanced>Proxies Tab, make sure none are set, like for HTTP & HTTPS.
System Setttings>Network, click a network service on the right, click Details, then click DNS. (You may need to scroll down.)
- On your Mac, choose Apple menu > System Settings, then click Network in the sidebar. (You may need to scroll down.)
- Click the network service you want to use (such as Wi-Fi or Ethernet) on the right, then click Details.
- Click DNS, click the Add button at the bottom of the DNS Servers list, then enter the IPv4 or IPv6 address for the DNS server.
- Click the Add button at the bottom of the Search Domain list, then enter the search domain.
- When you’ve finished, click OK.
Enter these numbers...
8.8.8.8
8.8.4.4
1.1.1.1
9.9.9.9
Apply.