The iPhone Dev-Team has just released a new version of ultrasn0w which is believed to solve pretty much all the issues that you maybe having with the older version of ultrasn0w. ultrasn0w 0.9 can be used to unlock both iPhone 3G and iPhone 3GS and it features the following.
The infamous iPhone Dev-Team strikes again! They have found an old exploit(24Kpwn) which is still present in the bootrom of iPhone 3GS and can be used to jailbreak and unlock iPhone 3GS. So those of you with the latest Apple hardware wont have to wait for too long before you can jailbreak and unlock iPhone 3GS by using ultrasn0w.
The infamous Dev-Team has finally released the much awaited ultrasn0w for iPhone 3G users which will enable you to unlock your iPhone 3G. Follow the steps below to unlock your iPhone 3G running iPhone OS firmware 3.0.
I have received loads and loads of emails regarding all the issues people are facing when trying to unlock and jailbreak iPhone OS 3.0. I have tried my best to answer them by email, and to all the comments in my guides here and here. Here is compilation of all the fixes for the issues that you may be getting when unlocking and jailbreaking iPhone OS 3.0 using ultrasn0w.
The awesome guys over on the Dev-Team have just released the tool required for jailbreaking both iPhone 2G and iPhone 3G running OS firmware 3.0 for both Windows and Mac OS X.
The following guide will help you running fully unlocked and jailbroken iPhone 2G with OS firmware 3.0 on a Windows PC without having to use any of those PwnageTools out there. If you are using iPhone 3G then you will only be jailbroken, not unlocked.