Download Greenpois0n RC5 to Untethered Jailbreak iOS 4.2.1 iPhone 4, iPad & iPod Touch

Jan. 14, 2011 - PRLog -- Chronic Dev GreenPois0n( GreenPois0n RC5 ) is sure to release for iOS 4.2.1 Untethered Jailbreak. So we can download Greenpois0n RC5 to untethered jailbreak iOS 4.2.1 iPhone 4, iPad & iPod Touch. Here is the detailed tutorial for how to jailbreak iOS 4.2.1 with Greenpois0n RC5. Wish this be helpful for you.

Download Greenpois0n RC5 to Untethered Jailbreak iOS 4.2.1 iPhone 4, iPad & iPod Touch.http://mobile.downloadatoz.com/tutorial/1474,download-greenpois0n-rc5-to-untethered-jailbreak-ios-4-2-1-iphone-4-ipad-ipod-touch.html

Note: Before jailbreak your iDevice, connect your iPhone, iPod touch or iPad to backup iPhone database. The method is very simple: Use the USB cable to connect the the iPhone with the computer, then open the available iTunes 10.1.1, right click the iPhone icon in the left, and then in the pop-up menu, select "Backup" to start.

Download:

(1) Download Greenpois0n RC5: http://www.greenpois0n.com/

(2) Download iTunes 10.1.1 for Windows / Mac OS X: http://www.coveringweb.com/2010/11/download-itunes-101-fo...


The detailed steps:

Step 1: Use the data cable to connect iPhone 4 and computer, and then power off the iPhone, then run Greenpois0n.exe in the PC;

Step 2: After open Greenpois0n, click "Prepare to Jailbreak (DFU)" button, ready to enter DFU mode.

Or: You can also enter DFU mode in advance manually:

(1) Hold down the "Power" button for 2 seconds;

(2) Keep holding down the "Power" button, press the "Home" key, Hold for 10 seconds;

(3) Release the "Power" button, continue to hold the "Home" key, and adhere to 15 seconds;

When the software detects correctly iPhone into DFU mode, The following screen will be, otherwise repeat the above steps to enter DFU mode;

Step 3:........Just click the link above  to enter into our website to get more information.

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