Step-by-Step Guide to Jailbreak iPhone 3GS running iPhone OS 3.0 using Redsn0w (Windows)

Jailbreak iPhone 3GS using redsn0w for Windows

The iPhone Dev team had earlier announced that they will hold off on releasing their jailbreak for iPhone 3GS on OS 3.0 as they expect Apple to close the hole in their upcoming iPhone OS 3.1

Well, the iPhone Dev team finally decided to release their  jailbreak solution because there was a lot of demand from iPhone 3GS users and also because Geohot had released his method (purplera1n) to jailbreak iPhone 3GS.

Update:

iPhone
3GS Users can't restore to iPhone OS 3.0
as Apple has stopped signing iPhone
OS 3.0 and iPhone 3.0.1 firmware files after releasing iPhone OS 3.1, so you can no
longer use this guide to jailbreak your iPhone 3GS.

Use this guide instead:

Step By Step Guide to Upgrade Jailbroken iPhone 3GS to iPhone OS 3.1 Using PwnageTool 3.1.3

Here is our step by step guide on how to jailbreak your iPhone 3GS using redsn0w on Windows.

Before we start some important points: 

Step 1: Create a folder called Pwnage on your desktop.

Step 2: Download redsn0w from here and put it in the Pwnage folder that you had just created.

Step 3: Also download the iPhone OS 3.0 firmware from the location below and put it under the Pwnage folder. Please use Firefox to download the firmware as IE seems to automatically extract the file.

iPhone OS 3.0 (iPhone 3GS) – iPhone2,1_3.0_7A341_Restore.ipsw 

Step 4: Now extract the redsn0w executable (.exe) from the zip file into the Pwnage folder.

Jailbreak iPhone 3GS using redsn0w for Windows

Step 5: Now connect your iPhone 3GS to your computer and launch the iTunes.

Step 6: Select your iPhone from the list of devices mentioned on the left hand side. Click and hold down the Shift key and click on the Restore button.

Jailbreak iPhone 3GS using redsn0w for Windows

Step 7: Go to the Pwnage folder. Select the firmware with the extension .ipsw and click the Open button.

Jailbreak iPhone 3GS using redsn0w for Windows

Step 8: Once iTunes finishes updating your iPhone, launch the redsn0w.exe from the Pwnage folder on your desktop.

Jailbreak iPhone 3GS using redsn0w for Windows

Step 9: After the redsn0w opens up click on the Browse button shown below.

Jailbreak iPhone 3GS using redsn0w for Windows

Step 10: Now, select the firmware ipsw that you had placed into Pwnage folder and click Open button.

Jailbreak iPhone 3GS using redsn0w for Windows

Step 11: After the firmware has been verified, click the Next button to continue.

Jailbreak iPhone 3GS using redsn0w for Windows

Step 12: Make sure that you select the check box for Cydia and click the Next button.

Jailbreak iPhone 3GS using redsn0w for Windows

Step 13: Now redsn0w will instruct you on how to put your iPhone 3GS into the recovery mode. Disconnect your iPhone from the computer and power it OFF. Hold down the Home button while you reconnect your iPhone 3GS to the computer.

Note: Do not let go of the Home button until redsn0w detects your iPhone and begins the installation.

Jailbreak iPhone 3GS using redsn0w for Windows

Step 14: Your iPhone will now reboot itself.

Jailbreak iPhone 3GS using redsn0w for Windows

Step 15: redsn0w will then start to upload the new RAM Disk and the kernel on your iPhone.

Jailbreak iPhone 3GS using redsn0w for Windows

Step 16: redsn0w will notify you when it's completed. Click on the Finish button.

Jailbreak iPhone 3GS using redsn0w for Windows

Step 17: Your iPhone 3GS should take about 5 minutes to reboot, and once your device finishes rebooting, it will be jailbroken with Cydia available on your iPhone's home screen.

Update:

As our wonderful readers have pointed out, if you have problems with RedSn0w, you can try Purplera1n that was released by Geohot. You can checkout our step-by-step guide to jailbreak iPhone 3GS running iPhone OS 3.0 using Purplera1n for Windows users.

Please note that this guide only jailbreaks iPhone 3G running iPhone OS 3.0, you will need to install UltraSn0w via Cydia to unlock iPhone 3GS. You can checkout our step-by-step guide to unlock iPhone 3GS using UltraSn0w.

Please do let us know how it goes in the comment section below.

[via iClarified]

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