You can use Wi-Fi calling on your Android or iPhone to make calls using Wi-Fi rather than your cellular network.

It’s a good idea to turn off data roaming on your iPhone if you want to avoid using data while traveling internationally. Here's how to do it.

If you're a Verizon customer and your phone is stuck in SOS mode, here's how you can find out if you're affected by the ...

Cellular carriers limit the number of devices you own logged into the same iCloud account that can place voice calls to the regular phone network via Wi-Fi. You might ...