Please Note: This untethered jailbreak is currently not working for iPhone 4s and iPad 2.
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STEP 1: Download Redsn0w 0.9.10b3 from here.
STEP 2: Execute Redsn0w, then click on “Jailbreak”. Here you will have to follow the instruction given on screen. Basically, you just have to make sure your iPhone 4 is off before clicking “Next”.


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