How to jailbreak iPhone 3G running iOS 4.

How to Enable Multitasking and Home Screen Wallpaper on iPhone 3G and iPod touch 2G

This guide is copied from iPhoneHacks, and we don’t take any credit for writing it.

Even though we have always been against Jailbreaking the iPhones, we took the plunge the other day after many frustrating hours with the iPhone 3G and IOS 4, and surprisingly enough the phone actually works much better now, which is why we have decided to add this How To Guide…..

*WARNING*

Remember that this is not supported by Apple, and that if anything goes wrong they will not help you, and WE are not responsible for any bricked iPhones either.

What You’ll Need

  • An iPhone 3G or Second Generation iPod touch already running iOS 4 and already activated in iTunes.
  • RedsnOw.

Steps

Step 1: Download the latest release of Redsn0w by clicking hereand save the application in a folder named “Pwnage” on your desktop.

Step 2: Click here to download the latest iOS 4.0 firmware file (iPhone1,2_4.0_8A293_Restore.ipsw) for iPhone 3G and save it in the same folder

Step 3: Double click the Redsn0w zip file and extract the application to the Pwnage folder

Jailbreak iOS 4 on iPhone 3G

Step 4: Connect your iPhone 3G to the computer, which should automatically launch iTunes.

Step 5: From the ‘Devices‘ section on the left pane of iTunes, select your iPhone 3G device. Now, hold the option key down and click the ‘Restore‘ button.

Jailbreak iOS 4 on iPhone 3G

Step 6: Navigate to the Pwnage folder on the desktop and select the downloaded IPSW firmware file (iPhone1,2_4.0_8A293_Restore.ipsw). Click on the ‘Choose‘ button to let iTunes update your iPhone with the required firmware.

Jailbreak iOS 4 on iPhone 3G

Step 7: Navigate back to the Pwnage folder and launch the Redsn0w application.

Jailbreak iOS 4 on iPhone 3G

Step 8: You will be asked to select the corresponding IPSW file. Click on the Browse button and select the same IPSW firmware file (iPhone1,2_4.0_8A293_Restore.ipsw) from the Pwnage folder. Click ‘Open‘ to continue

Jailbreak iOS 4 on iPhone 3G

Jailbreak iOS 4 on iPhone 3G

Step 9: Redsn0w will verify the firmware file and inform you if it has successfully identified it. Click on ‘Next‘ to proceed.

Jailbreak iOS 4 on iPhone 3G

Step 10: Redsn0w will now start preparing the jailbreak data

Jailbreak iOS 4 on iPhone 3G

Step 11: You will now be prompted to select the jailbreak options you would like. Check the following options. A few of these may have already been selected by default.

  • Install Cydia
  • Enable Multitasking
  • Enable Homescreen Wallpaper
  • Enable Battery percentage

Jailbreak iOS 4 on iPhone 3G

Verbose boot‘ offers detailed booting information to users. This may not be necessary for common users and need not be selected. You may also choose to not check ‘Custom boot logo‘ and ‘Custom recovery logo‘ options if you prefer the default icons. However, if you wish to provide your own boot and recovery logos, do remember that these images have to be PNG files in RGB or grayscale mode and inside 320×480 resolution.

Step 12: Select ‘Next‘ to continue. You will now be prompted to switch OFF your iPhone 3G and plug it to the computer. Follow the instructions and click on ‘Next‘ to move to the next screen:

Jailbreak iOS 4 on iPhone 3G

Step 13: You will now need to put your iPhone 3G into the DFU mode. Redsn0w will take you through the necessary steps, the process, is very clearly detailed in the  the redsn0w wizard, as the program actually counts how long you need to keep what pressed.

:

(a) Hold the Power button on iPhone 3G down for 2 seconds:

Jailbreak iOS 4 on iPhone 3G

(b) Now simultaneously hold the iPhone button and keep the two buttons pressed for 10 seconds:

Jailbreak iOS 4 on iPhone 3G

(c) Now release the Power button while keeping the Home button depressed. Redsn0w will now identify the device:

Jailbreak iOS 4 on iPhone 3G

Step 14: Your iPhone 3G should reboot now.

Step 15: Redsn0w will now begin uploading the new RAM disk and kernel

Jailbreak iOS 4 on iPhone 3G

Step 16: You will now be notified once the jailbreaking process is complete. Click on the ‘Finish‘ button to exit the application.

Jailbreak iOS 4 on iPhone 3G

Step 17: Your iPhone will reboot once again (which could take approximately 5 minutes). After it has rebooted, your iPhone 3G should be successfully jailbroken. You should find Cydia jailbreak app on your iPhone 3G’s home screen.

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One comment on “How to jailbreak iPhone 3G running iOS 4.

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