First, you'll need to update your iPhone's operating system to iOS 26, which is available to the iPhone 11 and newer models.
How to enable and use Wi-Fi calling on your Android or iPhone to make calls without cellular service
You can use Wi-Fi calling on your Android or iPhone to make calls using Wi-Fi rather than your cellular network.
You can call any phone number using your Google Home, and even set your own Caller ID. Here's how to make calls and customize ...
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