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Jailbreak iPad 4.2.1 Untethered Greenpois0n RC5-2

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Jailbreak iPad 4.2.1 Untethered is now possible from Windows thanks to Greenpois0n RC5-2 . iPadevice

We told you about it only yesterday: The Windows version of GreenPois0n , the tool that allows you to make Jailbreak Untethered to iOS 4.2.1 devices directly, is finally available for download. In this article we offer you a complete guide on how to use it.

Jailbreak iPad 4.2.1 Untethered Greenpois0n RC5-2
Jailbreak iPad 4.2.1 Untethered Greenpois0n RC5-2


  • It is highly recommended that you restore your iPad before proceeding.
  • Although it is a fairly simple process, it is not recommended for novice or inexperienced users. Jailbreak makes modifications in the operating system, so before following this guide it is VERY RECOMMENDED to make a backup so that, in case something goes wrong, it can be restored and returned to normal.

We are not responsible for any damage to your device after following this guide .


  • iPad with iOS 4.2.1.
  • Greenpois0n RC5-2 for Windows lock (the button above) at the same time for 10 seconds.
  • Release the powerlock button and press and hold Home until the countdown disappears.

3. Greenpois0n will perform a series of tasks and as soon as it finishes, you will see a new application icon on your iPad: “Loader”.

4. Runs the application Loader . Cydia will now be installed.

Once you have installed Cydia, reboot your iPad and…

Ta-da! You got your iPad with Jailbreak Untethered!


Greenpois0n has been updated to version RC6. All the info here.

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