Device Guides

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.

Possible cause 2:

Your mobile phone is set to connect to 3G networks only: Change network mode allowing your mobile phone to connect to both 2G and 3G networks.

List view

1. 1. Find "Network mode"

Tap the menu icon.
Tap Settings.
Tap Mobile network.
Tap Network mode.

2. 2. Select network mode

Tap WCDMA only, GSM only or GSM / WCDMA auto.

3. 3. Exit

Tap the Home key to return to standby mode.
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