Alongside, Ultrasn0w 1.2.5 to unlock iOS 5.0.1 the iPhone Dev Team has also updated Redsn0w 0.9.9b9d for Windows and Mac. Redsn0w 0.9.9b9d includes fix for the issue for old bootrom iPhone 3GS owners while they look to install UltraSn0w 1.2.5.
About two weeks back, Pwn Dev Team released jailbreak tool Ac1dSn0w b1 which was pulled back due to some legal reasons. Now Ac1dSn0w beta 2 update is available for iOS jailbreak just like other alternative jailbreaking tools PwnageTool and RedSn0w.
Redsn0w 0.9.8 beta 3 update is out there to jailbreak iOS 4.3.4 for iDevices including iPhone 4, iPhone 3GS, iPod Touch 4, iPod Touch 3G and iPad 1.
This is a step by step guide which leads you to Jailbreak iPhone 3GS OS 3.0 by using RedSn0w in MAC OS X environment, If you are Windows OS user go to Jailbreak iPhone 3GS OS 3.0 with RedSn0w in Windows. Jjust make it sure that you have installed iTunes 8.2 on your Mac system. [...]
