Wi-Fi can easily serve as a backup for your cellular network for calling and texting, especially if you find yourself without signal. Mike Sorrentino is a Senior Editor for Mobile, covering phones, ...

If you've experienced a lack of Wi-Fi coverage in your house or in a hotel room while traveling, we've got a quick solution for you — sharing Wi-Fi via your smartphone's hotspot. It might sound ...

Wondering how to use Wi-Fi calling? Wi-Fi Calling is a feature on the iPhone that enables users experiencing reception problems to have a stronger call connection over broadband via Wi-Fi. The ...