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    How To Jailbreak iPhone 4, iPhone 3GS On iOS 4.2.1 Using Greenpois0n [Mac]

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    dvd_anwar

    Posts : 1
    Join date : 2011-01-27

    How To Jailbreak iPhone 4, iPhone 3GS On iOS 4.2.1 Using Greenpois0n [Mac]

    Post by dvd_anwar on Sat 05 Feb 2011, 7:08 pm

    How To Jailbreak iPhone 4, iPhone 3GS On iOS 4.2.1 Using Greenpois0n [Mac]


    Chronic Dev Team released jailbreak iOS 4.2.1 for iPhone 4,
    for iPhone 3G, iPod Touch 4G,iPod Touch 3G and iPad.
    In this guide, we will take you through the step by step procedure to
    jailbreak your iPhone 4 or iPhone 3GS on iOS 4.2.1 using greenpois0n.

    Here are some important points to note before you proceed:


    • Please note that jailbreaking your iPhone may void your warranty and hence proceed with caution and at your own risk.
    • This guide is meant for iPhone 4, iPhone 3GS users only.
    • Greenpois0n supports iOS 4.2.1 and iOS 4.1. So you need to first update your iphone with with iso 4.1.2or iso 4.2.1to use greenpois0n. Please do NOT upgrade to iOS 4.1 or iOS 4.2.1 if you want to unlock your iPhone.
    • Please note that this guide is only meant for Mac users as green
      pioson is currently available for Mac only. We will publish a guide for
      Windows as soon as the Windows version is released.
    • greenpois0n does NOT hactivate your iPhone, so your iPhone should be activated via iTunes first.
    • Do not forget to backup your iPhone before you proceed. You can
      refer to the post for instructions on how to backup your iPod Touch.
    • Please ensure you are running latest version of iTunes, iTunes 10.1 or later.
    • After the jailbreaking process is complete, do not forget to checkout our article on tips to safe you iphone secure.
    You can follow these step-by-step instructions to jailbreak your iPod Touch:


    • Go to [You must be registered and logged in to see this link.]
      and click on the Mac icon to download the latest version of
      greenpois0n. If the greenpois0n site is down then you can checkout this
      minor site Note: If you’ve downloaded it earlier, we would
      recommend you to delete the older file and download it again to ensure
      you have the latest version of greenpois0n.
    • Double click the greenpois0n zip file to extract the file and double click greenpois0n to launch the application.
    • Next connect your iPhone to the computer and power it off.
    • Then click on the Jailbreak button.
      [You must be registered and logged in to see this link.]
    • You will be prompted to put your iPhone in DFU mode. Greenpois0n will take you through the necessary steps.
    • Press and hold the Sleep/Wake button for 3 seconds.
      [You must be registered and logged in to see this link.]
    • Keep holding the Sleep/Wake button and also simultaneously also press and hold the Home button for 10 seconds.
      [You must be registered and logged in to see this link.]
    • You will then be prompted to release the Sleep/Wake button but continue holding the Home button.
      [You must be registered and logged in to see this link.]
    • Once the iPhone enters DFU mode, greenpois0n will start the [You must be registered and logged in to see this link.] process, but remember to keep holding the Home button.
      [You must be registered and logged in to see this link.]
    • Once the jailbreaking is complete, you will be prompted to release the Home button.
      [You must be registered and logged in to see this link.]
    • Click Complete button to close the application. You should see text in verbose mode scrolling on your iPhone’s screen.
    • Your iPhone will reboot. After it has rebooted, you’ll notice that
      there is a new Loader application on your iPhone’s home screen.
      [You must be registered and logged in to see this link.]
    • Tap on it to launch it. Select Cydia and then tap on Install Cydia button.
      [You must be registered and logged in to see this link.]
    • After you have successfully installed Cydia, you can uninstall the Loader application as it is no longer required. Tap on the Options button and then Remove Loader.app button to uninstall it.
      [You must be registered and logged in to see this link.]
    • That’s it, your iPhone is successfully jailbroken and you should
      see Cydia on the homescreen. Reboot your iPhone and launch Cydia to
      install the latest updates.
      [You must be registered and logged in to see this link.]
    Troubleshooting steps:


    • If you had problems jailbreaking your iPhone when greenpois0n was released, please note that Chronic Dev Team has released greenpois0n RC5_2, which fixes various bugs including the issue where it used to get stuck at "Greenpois0n Initialized".
    • If you don't see Cydia in the Loader app after launching it then you can install Cydia using Redsn0w 0.9.6 RC8 ([You must be registered and logged in to see this link.]). You should just tick Cydia from the list of options and don't use the Monte option.
    • Greenpois0n recommends a clean restore so if the above steps don’t
      work then you can try to restore your iPhone if you desperately want a
      [You must be registered and logged in to see this link.] as it is not ideal.
    As always, let us know how it goes and if you have a tip that
    helped you jailbreak your iPhone using greenpois0n successfully . then
    do share it

      Current date/time is Sun 17 Dec 2017, 6:56 pm