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Discussion in 'iPhone' started by tekksan, Jun 25, 2010.
How does one downgrade from iOS4 back to 3.1.3 on a 3G phone?
Search for iPhone 3G (or 3GS) 3.1.3 IPSW on Google.
Option + Click on Restore in iTunes, and select that firmware bundle.
That'd work great if Apple was still signing 3.1.3 as valid.
See here for a way to bypass Apple: http://www.saurik.com/id/12#howto
Oh, just kidding.
I didn't know Apple flagged it. My b.
No biggie, I meant that just as a funny, not a slam. No way to know if you hadn't tried it and found that apple closed the door to go back.