Jailbreak iPhone, iPod Touch, iPad iOS 4.2.1 with GreenPois0n
Download GreenPois0n iOS 4.2.1 Jailbreak for Windows ( XP, Vista, Windows 7 64-bit)
Download GreenPois0n iOS 4.2.1 Jailbreak for Mac OS
GreenPois0n iOS 4.2.1 Jailbreak for iPhone, iPod Touch, iPad
GreenPois0n jailbreak tool has updated for the latest iOS 4.2.1 firmware to jailbreak your iPhone, iPod Touch, iPad. After GreenPois0n jailbreaks your device, will able to download additional applications, extensions and themes that are unavailable through the official App Store, via installers such as Cydia. Your jailbroken iPad, iPhone or iPod Touch running iOS can still use the App Store and iTunes and other normal functions.
GreenPois0n Jailbreak Instructions:
1. Download GreenPois0n jailbreak tool
2. Plug the device to your computer using the USB cable
3. Quit iTunes if it shows up
4. Start greenpois0n.exe (greenpois0n.app in MAC OS)
5. Turn Off your device
6. Click “Prepare to Jailbreak (DFU)” and follow the instructions:
- Press and hold down Power/Sleep button for 3 sec
- Continue holding Power button, press and hold the Home button for 10 sec
- Release the Power button, continue holding the Home Button for 15 sec
7. The device will boot a 1st time with verbose text on screen. This operation will install the jailbreak on the device.
8. the device will reboot normally
9. start the Loader application (green icon on the SpringBoard), and follow instructions to install Cydia
GreenPois0n 1.0 RC5 supported device:
- iPhone 4, iPhone 4 Verizon, 3Gs
- iPod Touch 4G, 3G, 2G
- iPad 1G
GreenPois0n iOS 4.2.1 Jailbreak Related:
iOS 4.2 Software Download
iTunes 10 64-bit Download
iOS SDK 4.2 for iPhone iOS 4.2
