How to Jailbreak iPhone 3G Running iPhone OS 3.0 with RedSn0w (Windows)

How to Jailbreak iPhone 3G Running iPhone OS 3.0 with RedSn0w (Windows)

Update Nov 6 2009

How to Jailbreak iPhone, iPod Touch OS 3.1.2 Using BlackRa1n RC3


In this iPhone Guide you will learn how to Jailbreak iPhone 3G OS 3.0 using RedSn0w in Windows. After jailbreaking using this Guide you will be able to Unlock iPhone 3G for any carrier with the UltraSn0w which is expected soon. This iPhone tutorial is meant for Windows and iPhone 3G users Only.

Mac users having iPhone 3G Please Navigate to:

iPhone 2G users please navigate to:

If you’re Windows user and have iPhone 2G in your hands, Please make sure you have updated iTunes 8.2. you can update from iTunes or can also download iTunes 8.2 from here.

Before starting Jailbreaking iPhone 3G running OS 3.0 with RedSn0w, you need to download the following files:

Create a folder named RedSnow on your desktop for quick access. and put all the above downloaded files into it. Also extract the RedSn0w zipped file into that folder. Now your folder will look like this:


Step 1

Connect your iPhone 3G to your PC and launch iTunes.

From the left pane in iTunes, select your iPhone. Hold down the SHIFT key and click Restore button. Restore don’t waste space on your iPhone.


Navigate to the RedSnow folder your created in the start and select the firmware file (.ipsw) and hit Open.


iTunes will start restoring your iPhone firmware to iPhone OS 3.0.

Step 2

When your iPhone is updated. execute the RedSn0w.exe from RedSn0w folder.

Step 3

From RedSn0w click the Browse button and browse to the iPhone1,2_3.0_7A341_Restore.ipsw file in RedSnow folder. and click Open button.



Step 4

RedSn0w will verify your firmware. When it’s done, Click Next button to Continue


Step 5

Check Mark Install Cydia option and click Next to continue.


Step 6

Make Sure your iPhone is connected via USB and Turn it OFF. Now click the Next Button.


Step 8
RedSn0w will guide you through some steps to get you into DFU Mode. Follow the instructions carefully.




If you could not follow the instructions as they asked you to do, you would not get into DFU Mode resulting in the following error message:


Click OK and then Retry the instructions.

Step 9

Once you get into the DFU Mode, some tricky stuff will be done with your iPhone and then iPhone will Reboot:


Step 10

Now RedSn0w will start jailbreaking iPhone 3G by uploading new RAM Disk.


Step 11

Upon completion, RedSn0w will notify you that you’re Done!. Click the Finish Button. When iPhone finishes reboot, it will be Jailbroken having sweet Cydia icon on Springboard.


That’s it. Welcome to Jailbreak Community.

Congratulations! You have successfully Jailbreak iPhone 3G on OS 3.0 with RedSn0w under Windows environment. Don’t forget to leave your comments about your experience.

Have Fun!

Update 1:

RedSn0w 0.9.2 is out now and can be downloaded from here: Download RedSn0w 0.9.2. A comprehensive guide for RedSn0w 0.9.2 is here:

Update 2:

iPhone OS 3.1.3 is out now and you can jailbreak iPhone OS 3.1.3 with RedSn0w 0.9.4:

Update 3:

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