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.

Change device

Buy now

Search in Apple iPhone X

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 4:

Automatic mobile data usage is turned on: Turn off automatic use of mobile data.

List view

1. Find "Mobile Data"

Tap Settings.

Tap Mobile Data.

2. Turn automatic use of mobile data on or off

Tap the indicator next to "Wi-Fi Assist" to turn the function on or off.

3. 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 4

Tap Settings.

Step 2 of 4

Tap Mobile Data.

Step 3 of 4

Tap the indicator next to "Wi-Fi Assist" to turn the function on or off.

Step 4 of 4

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

Did this solution solve the problem?

Yes No

Email this guide

Would you like information for your {device-name}?

Yes No

Would you like

Information for one of these devices?

{device-name}

No thanks