Unlimited data plans are great, but unlimited data may not apply when you're roaming. Here's how to turn off roaming on your Samsung Galaxy phone.

How to turn mobile data on or off with the Samsung Galaxy Note 7 From your device’s home screen, open the app drawer. Open the Settings app. Scroll down until you see Connections. Tap Connections.

Learn how to turn on simultaneous voice & data on the Verizon iPhone 6 & iPhone 6 Plus so you can make calls and browse the web or use apps at the same time.