Sn0wbreeze 2.2.1 to Jailbreak iOS 4.2.1 / 4.2.6, Brings iBooks Fix, Adds Drag and Drop IPSW Files Support

iH8sn0w has just updated a new version of Sn0wbreeze jailbreak tool, Sn0wbreeze 2.2.1 fixes issues after jailbreaking Verizon iPhone 4 running iOS 4.2.6, fixes iBooks issue and he successfully added drag and drop IPSW files support.

How to open up iPhone 3G/3GS + Battery Drain [GUIDE]

Step 1

Begin by removing the sim tray, using the included sim card removal tool (or a paperclip if you've lost the tool.). the picture is below: