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I've been trying for 4 months to get my New BOOTROM iPhone 3GS to iPhone OS 3.1.3 but everything I've tried has failed. It's currently on iOS 4.1, does anybody have anything
GUIDA: Ecco la guida per sbloccare l'iPhone 3GS, l'iPhone 3G e l'iPod touch 2G con iOS 4 su Windows - HDblog.it
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How to downgrade iPhone 3GS from iOS 6.1.6 to 4.1 - No blobs, No iPad Baseband - With Carrier - YouTube
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