How to Jailbreak iPhone 4 Untethered on 4.2.1 with GreenPois0n RC5 and Unlock with Ultrasn0w[Guide]

Feb. 4, 2011 - PRLog -- Its ended up a quite busy day for jailbreakers considering that Persistent Dev-Team has launched greenpois0n RC5 which usually jailbreaks your own iPhone 4/3GS, iPod touch or iPad on iOS 4.2.1 entirely untethered and now we most recently released a step-by-step guideline regarding how to get it done. Even so, that will guide is only ideal for people who usually do not depend on some sort of software unlock (ultrasn0w) for implementing their particular iPhone on an in need of support carrier. Right now until finally a pwnage device arrives with this, folks at FSM possess submitted a pleasant as well as fast guideline with regard to iPhone 4 customers to jailbreak on iOS 4.2.1without upgrading their baseband and conserving ultrasn0w unlock..

The information below will guide updated software release 4 to iPhone IOS 4.2.1 and still have the old baseband 1:59:00 jailbreak with anchor GreenPois0n RC5, and then unlock with Ultrasn0w.
NOTE: This guide is intended only to iPhone 4.

Full tutorail with screen printsand video turtorial  here
http://www.fasterpony.com/jailbreak-iphone-4-15900-baseba...

# # #

Fasterpony.com is a iphone jailbreak and guide blog where you can read all about tech news,iphone,ipod touch at http://www.fasterpony.com