Have a Samsung phone? Here's how to find a hidden Wi-Fi settings menu with some surprisingly helpful features.

Google is phasing out voicemails in the iOS Google Fi app.

Wi-Fi phone services can be divided broadly into two categories: mobile phones that use a wireless network to connect to a VoIP service such as Skype or Vonage, ...

A new type of phone that uses Wi-Fi to transmit voice is beginning to pop up in a few small businesses. Voice over Wi-Fi offers the same flexibility for office phone users as 802.11 Wi-Fi does for PDA ...

To activate WiFi calling on iPhones, go to Settings > Cellular > Wi-Fi Calling and then toggle on "Wi-Fi Calling on This Phone." How to make WiFi calls on Android.