If you’re a Windows user and have not updated your iPhone 3G, now you can update your iPhone to firmware 3.1 through iTunes 9. This guide is showing how you can jailbreak and unlock your iPhone 3G from firmware 3.0/3.0.1. to 3.1 without pwnagetool 3.1.
Jailbreaking and Unlocking Steps:
- Download 3.1 custom firmware here and unzip it to your desktop.
- Update iTunes to version 9. Refer to this guide. Restart your PC after iTunes has been updated successfully.
- Launch iTunes and connect your iPhone to your PC.
- Shift restore your iPhone with 3.1 custom firmware you’ve downloaded. Refer to this guide.
- After reboot, your iPhone should be jailbroken successfully.
- Setup Cydia installer and unlock your iPhone 3G with ultrasn0w 0.9.
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how can i jailbreak iphone 3Gs with fireware 3.1
Hi Evangel,
If you’re using Mac, you can try jailbreak your iPhone 3GS using pwnagetool. Please read this for more details.