Monitor your wireless data usage
You can check how much data you have used over your mobile network or your Wi-Fi network. You can also monitor which apps and services are using the most data, and you can close some apps to help reduce your data usage or improve the device performance.
- On the home screen, swipe down from the top of the screen.
- Tap Settings > App Manager > Device Monitor.
- Tap .
- Tap Mobile Data or Wi-Fi.
- Tap an app or service.