Apple iPhone 12 Pro

Apple iPhone 12 Pro

iOS 17
iOS 18 iOS 17 iOS 16.0 iOS 15.0 iOS 14.1

My Apple iPhone 12 Pro iOS 17 uses a large amount of mobile data

Cause 5 of 7: Wi-Fi Assist is turned on

If Wi-Fi Assist is turned on, your phone will use mobile data when the connection to the Wi-Fi network is poor.

Solution: Turn off Wi-Fi Assist.

Step 1 of 4

Find "Mobile Service"

Press Settings.

Step 2 of 4

Find "Mobile Service"

Press Mobile Service.

Step 3 of 4

Turn Wi-Fi Assist on or off

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

Step 4 of 4

Return to the home screen

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

1 Find "Mobile Service"

Press Settings.
Press Mobile Service.

2 Turn Wi-Fi Assist on or off

Press 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.

Did this solve the problem?

Yes - All solved No - Go to next cause

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