How to jailbreak iPhone 3G with iOS 4.0.1 using Redsn0w


19.07.2010

How to jailbreak iPhone 3G with iOS 4.0.1 using Redsn0w

Apple added a slight update to their operating system, the iOS, currently at the version 4.0.1. The iOS 4.0.1 update brought a different algorithm and another view for the signal bars of your iPhone. Now, if you are an iPhone 3G user, running on iOS 4.0, you may wonder if you could jailbreak the iOS 4.0.1. The answer is yes.

The following guide will teach you how to jailbreak the iPhone 3G running on iOS 4.0.1. This can be done using Redsn0w 0.9.5 Beta 5. After the process, you can continue to unlocking your cellphone ( soon available ).

Before moving any further, there are a few things that you need to know. One of them is the risks. Continue only if you read thoroughly the dangers of a jailbreak process. Know that we do not take any responsibility for any damaged devices. Please follow the steps bellow as presented. They work for MAC OS X / Windows on iPhone 3G with iOS 4.0 installed. If you are using older versions, update.

Jailbroken iPhone 3G

Guide to jailbreak iPhone 3G with iOS 4.0.1 using Redsn0w
  1. Download iTunes 9.2 and install it

  2. Download Redsn0w 0.9.5 Beta 5 and install it.

  3. Download iOS 4.0. for iPhone 3G and save it on your desktop.

  4. Connect the iPhone 3G to your MAC / PC using an USB cable. Update the iPhone 3G to iOS 4.0.1 using the iTunes software update.

  5. Start Redsn0w 0.9.5 Beta 5. Now click on the “Browse” button and select the iOS 4.0 firmware, like in the image. Open it.

    Step 5

  6. Now click “Next” and wait for Redsn0w to jailbreak.

    Step 6

  7. Select “install Cydia” and leave the other default options.

    Step 7

  8. Power off the iPhone 3G.

    Step 8

  9. Enter the DFU mode by pressing the “Home” and “Power” buttons simultaneously, for exactly 10 seconds. Release the power button while continuing to press home only until a white screen appears. It should take about 30 seconds to appear.

  10. Wait for Redsn0w to complete the job and you’re done. You can now unlock it.

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