HTC Desire 310

HTC Desire 310

I can't make voice calls - HTC Desire 310

Cause 4 of 9: Your phone is set to connect to 3G networks only.

If your phone is set to connect to 3G networks only, it can't find a network if you're in an area with poor or no 3G network coverage.

Solution: Change network mode to allow your phone to connect to both 2G and 3G networks.

Step 1 of 6

Find "GSM/UMTS Network Preferences"

Slide two fingers down the display starting from the top edge of your phone.
Press the settings icon.

Step 2 of 6

Find "GSM/UMTS Network Preferences"

Press More....

Step 3 of 6

Find "GSM/UMTS Network Preferences"

Press Mobile networks.

Step 4 of 6

Find "GSM/UMTS Network Preferences"

Press GSM/UMTS Network Preferences.

Step 5 of 6

Select network mode

Press GSM/WCDMA (auto-mode), WCDMA only or GSM only.

Step 6 of 6

Return to the home screen

Press the home icon to return to the home screen.

1 Find "GSM/UMTS Network Preferences"

Slide two fingers down the display starting from the top edge of your phone.
Press the settings icon.
Press More....
Press Mobile networks.
Press GSM/UMTS Network Preferences.

2 Select network mode

Press GSM/WCDMA (auto-mode), WCDMA only or GSM only.

3 Return to the home screen

Press the home icon to return to the home screen.

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