As promised, The Chronic Dev Team has released Windows Version of GreenPois0n Untethered Jailbreak for all iOS devices (iPhone 4, iPhone 3GS, iPhone 3G,iPodTouch 4G, iPodTouch 3G, iPodTouch 2G, iPad, & Apple TV 2) running iOS 4.2.1. As mentioned earlier, GreenPois0n Untethered Jailbreak does not require you to have any SHSH blob (RedSn0w) and as an added feature Greenpois0n has animated boot logo and verbose.
Mac Users – GreenPois0n RC5 Untethered Jailbreak For iOS 4.2.1 Is Ready For Download



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You can now download Windows Version of GreenPois0n RC Untethered Jailbreak and follow the guide below to Jailbreak your iOS devices.
Download Links
  • Download Greenpois0n RC5-2 – For Windows
  • Download Greenpois0n RC5-2 – For Windows Mirror
  • Download Greenpois0n RC-2 – For Windows Mirror
Greenpois0n-osx_rc5_2 Fixed



New version with fixed bugs!!!!

Hanging "Greenpoison initialized" screen and loader showup.

The following instructions will help you jailbreak iOS 4.2.1 on iPhone 4, 3GS, iPod touch 2G/3G/4G, Apple TV and Apple TV 2G using GreenPois0n.

NOTE: If your iPhone 4 rely on an unlock, do not update to iOS 4.2.1 yet as doing so will upgrade your baseband, making it impossible for now to unlock.



Follow the below guide for step by step instructions to convert your tethered jailbreak to untethered jailbreak on iOS 4.2.1:

STEP 1: Your device must be on iOS 4.2.1, then download GreenPois0n RC5 for Windows

Step TwoWhen prompted save the download to your desktop

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Step ThreeDouble click the downloaded gp_win_rc5_b2.zip file then drag the greenpois0n.exe file to the desktop. Double greenpois0n.exe from the desktop to launch the application

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Step FourPower off your iPad then click the large Prepare to Jailbreak (DFU) button
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Step FiveYou will now be instructed on how to place your iPad into DFU mode.
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You will be asked to press and hold the sleep button for 2 seconds.
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Continue holding sleep; press and hold home for 10 seconds.
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Release sleep button; continue holding home for 15 seconds.
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Step SixOnce your iPad is successfully in DFU mode you may click the Jailbreak button.
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Step SevenGreenpois0n will now jailbreak your device.
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Step EightClick the Quit button once the software application has completed.
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You'll notice some verbose mode text scrolling on your device.

Step Nine
After the iPhone restarts you'll have a new Loader application on your Springboard. Press to launch it.
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Step Ten
Press to select Cydia then press the large Install Cydia button that appears.
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Step Eleven
Once Cydia has installed successfully you can remove Loader from your device. Press the Options button then press the Remove Loader.app button.
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Step Twelve
Reboot your iPad then run Cydia. Let it do all the necessary updates.


Troubleshoot
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