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Apple iPhone 6s

iOS 12.0

iOS 11.0

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I can't make voice calls

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

Turn on automatic network selection.

Step 1 of 5

1. Tap Settings.

Step 2 of 5

2. Tap Carrier.

Step 3 of 5

3. Tap the indicator to turn automatic network selection on or off.

Step 4 of 5

4. If you turn off the function, tap the required network.

Step 5 of 5

5. Tap the Home key to return to the home screen.

Did this solution solve the problem? Yes No

Possible cause 2:

The selected network is out of range

Solution:

Turn on automatic network selection.

Find "Carrier"

Tap Settings.

Tap Carrier.

Select network

Tap the indicator to turn automatic network selection on or off.

If you turn off the function, tap the required network.

Return to the home screen

Tap the Home key to return to the home screen.

Did this solution solve the problem?

Yes No

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