You can make calls and receive texts on your Android phone using WiFi calling, even when you can't get a cell phone signal. Instead of using your carrier's cellular network, WiFi calls and texts are ...

If you need free wifi, this app can help. But free wifi ain't all it's cracked up to be. Jake Peterson is Lifehacker’s Tech Editor, and has been covering tech news and how-tos for nearly a decade. His ...

Want to use public WiFi without being tracked and safe against hackers? In this guide, we explain how to use public WiFi securely from anywhere with a VPN. When you connect to public WiFi, your web ...

Virtual Private Network, VPN for short, is like a secret tunnel to the Internet. It encrypts all the data you send and receive over the Internet. When VPN is enabled ...

Wifi connects your device to the internet, and it’s mainly used when you are away from home. It’s a way to connect a device to the internet wirelessly, as long as the device is in close range to the ...