How to Upgrade Your iPhone 4, 3GS Without Updating the Baseband (Mac)

How to Upgrade Your iPhone 4, 3GS Without Updating the Baseband (Mac)

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Hamza - November 6, 2012 at 10:33pm
does anyone know If I have iphone 4, baseband 01.59.00 would i still persevere my baseband if i follow these instructions correctly?