Th PwnageTool alternative for Windows users i.e sn0wbreeze 2.2, has just been updated to 2.2.1 which fixes issues with Verizon iPhone 4 jailbreak on iOS 4.2.6. The update also adds drag and drop support for IPSW files and is now able to fix 100% the iBooks issue most people were experiencing with the previous release. For those who don’t know, sn0wbreeze is a custom jailbreak firmware creation tool for iOS version 4.2.1 / 4.2.6 for all current iOS devices without updating your current baseband and preserving ultrasn0w unlock.
The method to jailbreak your iPhone, iPod Touch or iPad with sn0wbreeze 2.2.1 is the same as with sn0wbreeze 2.2. Here’s how you can jailbreak your iPhone/iPod touch/iPad with sn0wbreeze 2.2.1. Simple use the sn0wbreeze 2.2.1 version via download link given below:
Download Sn0wbreeze 2.2.1 For Windows
Meanwhile, greenpois0n was also updated with a fix for iBooks to RC6.1. You can also follow either of the following guides to jailbreak your device with iOS 4.2.1: