Irish Rose
Posts: 5,275
Registered: ‎11-30-2008
My Device: iPhone 5, iPad Mini (AT&T)
Re: Check Your iPhone 4's Antenna Reception With Field Test Mode In iOS 4.1:

‎09-14-2010 05:57:28 PM

 

Demetri70 wrote:

While in "field test mode" if you hold the power button for 5 seconds and then hit the home button you will ALWAYS have the db option and can tap it to bring the bars back...

As soon as I hit the home button, I am automatically taken out of the Field Test screen.

 

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