Smartphones can do much more than make calls or send messages. One particularly useful feature is the ability to share a phone's mobile internet connection with another device, such as a laptop or ...

Bluetooth tethering can come in handy when you don't have a stable Wi-Fi connection available. Find out what it is, when to use it, and when to avoid it.

Add Yahoo as a preferred source to see more of our stories on Google. Almost every smartphone can share its data connection, transforming it into a portable internet gateway for your other gadgets.