Device Guides

Apple iPhone X

iOS 12.0

iOS 11.1

iOS is the operating system software installed on your iPhone. To find out which version you have: Tap Settings, Tap General, Tap About, and view the version number.

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My mobile phone uses a large amount of mobile data

This troubleshooting guide will take you through a number of possible causes to help you find a solution to your problem.

Possible cause 3:

Mobile data usage for applications is turned on: Turn off mobile data usage for applications.

List view

1. Find "Mobile Data"

Tap Settings.

Tap Mobile Data.

2. Turn mobile data on or off

Tap the indicator next to "Mobile Data" to turn the function on or off.

3. Turn use of mobile data for applications on or off

Tap the indicator next to the required application to turn the function on or off.

4. Return to the home screen

Slide your finger upwards starting from the bottom of the screen to return to the home screen.

Step 1 of 5

Tap Settings.

Step 2 of 5

Tap Mobile Data.

Step 3 of 5

Tap the indicator next to "Mobile Data" to turn the function on or off.

Step 4 of 5

Tap the indicator next to the required application to turn the function on or off.

Step 5 of 5

Slide your finger upwards starting from the bottom of the screen to return to the home screen.

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