Tutorial: iOS 4.2.1 Jailbreak iPhone 3G / 4, iPod 3G / 4G and iPad with Greenpois0n RC5 (Windows)

The Windows version of Greenpoison RC5 is now available for download. You can now jailbreak iOS 4.2.1 untethered for iPhone 3G / 4, iPod Touch 2G/3G/4G and iPad Windows. As a reminder, no SHSH is required or anything. See below for a tutorial Greenpois0n RC5 Windows.

NOTE : Greenpois0n RC5 n'hacktive not your iPhone. It will require a SIM card from the operator.

If you have problems error 1013/