tutorial|3uTools Downgrades iPhone 4 from iOS7.1.2 to iOS 6.0.1 Tutorial
How to Downgrade iOS 7.1 to iOS 6.1.3 Using iFaith - Syncios Blog
Question] Trying to restore iPhone 4. I keep getting this error. I've tried recovery mode, dfu mode, and updating Windows. I'm using a genuine Apple 30 pin-cable. What should I do now? :
How to put iPhone in DFU Mode, What is DFU Mode?
iPhone 4 - Full Downgrade From iOS 7.1.2 to iOS 6.1 No SHSH Blobs Required + Proofs | F.C.E. 365 - Your Best Jailbreak and iDevice-Related News!