1. Open the WireGuard client application and click on the “Import tunnel(s) from file” button in the middle of the screen:
2. Specify where you have saved the configuration file (usually it is your “Downloads”, “Documents”, or “Desktop' folder) and click on the “OK” button. You should see the “vpnhouse” item on the “Tunnels” tab now. Click on the “Activate” button in the middle of the screen to turn your connection on.