How to Jailbreak iOS 4.2.1 with RedSn0w 0.9.6b4
The iPhone Dev Team has just released Redsn0w 0.9.6b4, which provides the first jailbreak that works with Cydia and MobileSubstrate for all iOS 4.2.1 devices. The updated version of redsn0w 0.9.6b4 packed with the new Cydia and kernel patches for Windows and Mac OS which allows you to jailbreak final version of iOS 4.2.1 running … Read more