These are instructions on how to jailbreak your iPhone 3GS and iPhone 4 using Greenpois0n for Mac. Greenpois0n has been updated to support the iOS 4.1 and iOS 4.2.1 firmware
Instructions on how to jailbreak and unlock your iPhone 3G on the iOS 4.2.1 firmware using RedSn0w for Mac. This tutorial can update your baseband if needed for unlock.
Instructions on how to jailbreak and unlock your iPhone 3G on iOS 4.2.1 firmware using RedSn0w for Windows. This tutorial will show you how to upgrade your baseband if needed for unlocking.
Instructions on how to jailbreak and unlock your iPhone 3GS on iOS 4.2.1 firmware using RedSn0w for Windows. This tutorial will show you how to upgrade your baseband to the iPad baseband if needed.
Instructions on how to jailbreak your iPhone 3GS on iOS 4.1 using PwnageTool for Mac. This tutorial will help you upgrade your baseband if needed for unlock.
Instructions on how to jailbreak and unlock your iPhone 3G on iOS 4.2.1 using PwnageTool for Mac. This tutorial will explain how to update your baseband if needed for unlock.