Device Guides
Apple iPhone 12
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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 5:
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 Wi-Fi Assist 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.
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