This little trick can be a lifesaver. Say you’re at a hotel, and they charge an arm and a leg for Wi-Fi per device. With Wi-Fi sharing, you pay for one and spread the love to all your gadgets. Or, if ...

The difference between a regular Wi-Fi network and a hidden one is that the hidden one doesn't broadcast its name. How I ...

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 ...