There are many cases where just a little assistance or guidance is needed to either solve the problem or get some direction on understanding the issue or next step.
You can connect a Mac or Windows device to the Personal Hotspot on your iPhone using the USB cable that came with your iPhone (or another cable that matches the ports on your iPhone and other device).
Note: If you see an alert on your iPhone that says Trust This Computer? tap Trust. You may be asked to enter your device passcode to proceed. If you see an alert on your Mac that says “Allow accessory to connect?” click Allow.
As soon as it’s connected by a cable, your Mac or Windows device is able to use the cellular connection on your iPhone.
With Wi-Fi Calling, you can make or receive a phone call if you have a Wi-Fi connection in an area with little or no cellular coverage. Learn how to make a voice call using Wi-Fi Calling.
To turn on Wi-Fi calling, go to Settings > Cellular > Wi-Fi Calling. If your iPhone has multiple SIMs, choose a line (below SIMs). Tap Wi-Fi calling and turn it on. You might need to enter or confirm your address for emergency services.
If Wi-Fi Calling is available, you’ll see "Wi-Fi" in the status bar while viewing Control Center. Then your calls will use Wi-Fi Calling.
When cellular service is available, your iPhone uses it for emergency calls. If you turn on Wi-Fi Calling and cellular service isn't available, emergency calls might use Wi-Fi calling. Your device's location may be used to aid response efforts when you place an emergen
