How to Turn on 4G on Galaxy S3

4G service is the newest generation of mobile ultra-broadband Internet access. You may not recognize it by the technical name of its most common deployer, Long Term Evolution (LTE). This article will show you how to navigate your Galaxy S3's Internet settings to turn on 4G.

Method 1 of 2: Without Verizon

1. 
   1
   Launch your Settings menu.
2. 
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   Tap Data Usage >> Mobile Network >> Network Mode.
3. 
   3
   Select the LTE/CDMA settings. Your phone will be connected to 4G.
4. 
   4
   To turn off 4G, choose the "CDMA" setting. This may help your phone preserve its battery.

Method 2 of 2: With Verizon

1. 
   1
   Run Phone Info tool.
2. 
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   Select "Device Information."
3. 
   3
   From the drop-down menu, choose "LTE/CDMA/EVDO" or "LTE auto." Your phone will be connected to 4G.
4. 
   4
   To turn off 4G, choose the "CDMA" setting. This may help your phone preserve its battery.