RedSn0w tool has been updated to version 0.9.6rc15 and it is now capable of jailbreak iOS 4.3.3 on your iPhone 4 and other iOS devices. Here is a complete guide on how to untethered jailbreak iOS 4.3.3 on Windows and Mac running on iPhone 4 (GSM). Follow all the steps below to successfully untethered jailbreak your device.

Things you need

1. RedSn0w 0.9.6b15 for Mac here, Windows here

2. iOS 4.3.3 Firmware file: iPhone 4 GSM

1 ) Create a folder on your desktop and name it ‘Jailbreak’, now Download RedSn0w and iOS 4.3.3 (links above) and place the files in folder you just created called Jailbreak

2) Download RedSn0w (extract it) and iOS 4.3.3 (no need to extract it, download links above) and place the files in ‘Jailbreak’ folder you just created

3 ) Connect your iPhone 4 to the computer and launch iTunes and select your iPhone 4 from the list of devices, now hold shift button (Windows) or Option (Mac) and click on the Restore button.

4 ) Navigate to the Jailbreak folder on your desktop and select the 4.3.3 firmware ipsw. Click the Choose button to continue.

5 ) Once iTunes has finished updating your iPhone 4 to the desired firmware open the Jailbreak folder on your desktop and launch the redsn0w application from the redsn0w folder we extracted earlier.

6 ) Once RedSn0w opens click the Browse button

 

7 ) Select the 4.3.3 firmware ipsw we placed in the Jailbreak folder on our desktop then click Open. Once the firmware gets verified click the Next button to continue.

8 ) Let RedSn0w to prepare Jailbreak data.

9 ) From this window you can select the jailbreak options you would like make sure Cydia is selected.

10 ) Click the Next button to continue

11 ) Plug iPhone 4 into the computer and make sure its OFF then click the Next button.

12 ) RedSn0w will now guide you through the steps to get into DFU mode. Follow the instructions displayed on your Screen.

  • Press and hold the Sleep/Power (located at top right) button for 3 seconds.
  • Keep holding the Sleep/Power button and press Home button (located at bottom center) for 10 seconds.
  • Now release the Sleep/Power button while keep holding the Home button for about 15 seconds. (redsn0w might detect your device before the 15 seconds)

13 ) Your iPhone 4 should now reboot

14 ) RedSn0w will then begin uploading the new RAM Disk and Kernel.

15 ) Once uploading is complete you will be notified that RedSn0w is done. Click the Finish button. When your iPhone 4 finishes rebooting (might take 5 minutes or more) it will be jailbroken with Cydia on the SpringBoard.

16 ) Done!

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1 Response » to “How to untethered jailbreak iPhone 4 running iOS 4.3.3 using RedSn0w”

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