How to downgrade from IOS 4.1 to 4.x

From: MarfoesTechHelp

Added: 16 years ago · 8:49 · 480p

Hi this videdo i show u how to downgrade your iphone from 4.1 to 4.0,4.0.1,4.0.2 iphone 4,3gs,3g if you have your shsh blobs ...