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4.1

And just noticed posted on wrong section, should be in iPhone section😱
 
I would highly recommend you use Pwnage Tool for your hacking needs. Much safer and much more streamlined. Redsn0w is the quick way to do it, but the Dev team recommends you use Pwnage instead.
 
Its for iPhone 3G and im using Windows, i dont think theres one for Windows😕
 
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