Without a VPN your IP will indicate your location, irrespective of GPS settings. In layman's terms, a VPN will allow you to appear to be using [in this case] a US IP, regardless of your actual location.
Without a VPN your IP will indicate your location, irrespective of GPS settings. In layman's terms, a VPN will allow you to appear to be using [in this case] a US IP, regardless of your actual location.