how to desactivate 2G but keep alive 3G ?

Hello,


Please, I need help, I want to use the 3G network whithout 2G network because my stereo listen the GSM sound. The 3G (II) signal is lower than 2G (IIIII).


I use the WiFi everytime whithout for sms or call.


I'm sorry for my english....


Thanks for your help.

iPhone 4, iOS 4.3.3

Posted on Sep 1, 2011 8:58 AM

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how to desactivate 2G but keep alive 3G ?

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