Apple has just released the first beta of firmware 4.1 iPhone iPhone 4, iPhone 3G, 3G S and iPod Touch second and third generation. Surprisingly iPad version is still unavailable. iOS 4.1 Beta 1 contains the new modem firmware, if you are looking for unlock in future then stay away until Dev-Team confirms. iOS 4.1 is pushed to fix iPhone 4 reception (Death Grip) issue, according to macrumors the new signal bars appear slightly taller than the previous ones, and presumably Apple’s calculations regarding signal strength has been revised.
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