Odd Wi-Fi failure in 2023 Mac Mini
Wi-Fi suddenly stopped working but only on this device. In the control panel it displays as if it is working but the desktop menu bar displays the “!” And there is no Wi-Fi connection.
Mac mini, macOS 14.5
No internet. This icon is displayed when a router and IP address can’t be assigned to the Wi-Fi interface.
Make a ew Wifi Location...
Use network locations on Mac - Apple Support
- 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.