Device Help Samsung GALAXY S III Calls and voicemail
Samsung GALAXY S III

Samsung GALAXY S III

View Device specs

Popular guides

Setting up my mobile phone for internet

Turning my mobile phone on and off

List of display icons

Charging the battery for my mobile phone

Choosing a network for my mobile phone

Search for topic or select one below

Getting started

Basic functions

Calls and voicemail

Messaging

Apps and media

Connectivity

Choosing network mode for my mobile phone

Back to Calls and voicemail

You can select which network modes (3G and/or GSM) your mobile phone can use. Your choice depends on the data speed you can achieve.

Step 1 of 7

Find "Network mode"

Tap Apps.

Step 2 of 7

Find "Network mode"

Tap Settings.

Step 3 of 7

Find "Network mode"

Tap More settings.

Step 4 of 7

Find "Network mode"

Tap Mobile networks.

Step 5 of 7

Find "Network mode"

Tap Network mode.

Step 6 of 7

Select network mode

3G enables you to achieve higher data speeds than GSM. If you select GSM/WCDMA (Auto mode), your mobile phone automatically switches between the two network modes provided you're within range of a 3G network. If you select GSM only, you can't achieve high data speeds. If you select WCDMA only, your mobile phone can only connect to 3G networks.

Tap GSM/WCDMA (Auto mode), GSM only or WCDMA only.

Step 7 of 7

Exit

Tap the Home key to return to standby mode.

Swipe right for the next step

Tap anywhere to dismiss

Video guides

Issue: Slow WiFi on Android Issue: Slow Mobile Internet on Android Issue: Can't Use Mobile Data with Android Issue: Can't Connect to WiFi with Android Issue: Can't Make or Receive Calls with Android

Media guides

Clean up and Speed up your Smartphone Can't make or receive calls from your Smartphone? Can't use mobile data on your Smartphone? Can't connect to WiFi on your Smartphone? Slow mobile internet on your Smartphone? Slow WiFi connection on your Smartphone? Keeping your Smartphone Safe