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Make the most of your Galaxy S4

We can help you get the best from your Samsung Galaxy S4. Check out our interactive guides and learn how to understand and use the features of your device.

Guides Troubleshooting Specifications

Turning mobile data on my mobile phone on or off

If you want to avoid using data, you need to deactivate mobile data on your mobile phone. Once done, you can only make voice calls, send SMS and use applications that don't require an internet connection.


1. Turn mobile data on or off
  • Slide your finger down the display starting from the top edge of your mobile phone.
  • Tap Mobile data to turn the function on or off.
2. Return to the home screen
Galaxy S4