These are instructions on how to jailbreak your iPhone 4 on the 5.0b4 firmware using RedSn0w for Windows. Since iOS 5.0 has not yet been released these are instructions for developers only. This procedure will cause you to upgrade your baseband potentially ruining your chances for an unlock, it will not hacktivate so you must have your UDID registered with a developer, and it is tethered.
Step One
Create a folder on your desktop called Pwnage
This blog is all about the GSM Mobile Solution , Tips of the Handset function.
