Last day, the GreenPois0n RC5 jailbreak tool for iOS 4.2.1 untethered jailbreak was released for the Mac OS X. Now it has been released for the Windows OS. GreenPois0n RC5 gives support for iOS 4.2.1 untethered jailbreak on all iOS devices. And it doesn’t require the iOS 4.2b3 SHSH saved.

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We will soon be back with the jailbreak guides using GreenPois0n RC5 on both Windows and Mac OS X. So stay tuned to Tips Needed!

Download GreenPois0n RC5 for Windows from here