You can view how much cellular data each of your apps has used and temporarily prevent them from accessing cellular data.
1.
From the Home screen, tap Settings.
2.
Tap Mobile data.
From this screen, you can limit your data usage and set up alerts for when you're reaching your data usage limits for the current month.
3.
Tap or slide the Limit mobile data usage switch to ON.
4.
Tap OK.
5.
Drag the warning bar to your prefered data usage warning.
You can also turn off mobile data when you're in areas where you don't want to use any data.
6.
Drag the limit bar to your prefered data usage limit.
7.
Tap the Usage Cycle dropdown.
8.
Tap Change cycle.
9.
Select a new usage cycle reset date.
We recommend you match this date to the date your carrier starts to more accurately manage your data.
10.
Tap SET.
11.
You've completed the steps!
