Do you want to Jailbreak iPhone 2.1? Well, now you can! Unfortunately it’s not an easy process as it was with the iPod Touch which was completely GUI based. You will need to carefully follow the below instructions to jailbreak your iPhone 2.1. This tutorial also works for the iPhone 3G.

You must install iTunes 8 first, so if you don’t have iTunes 8 download or update to it right now.

If you’re using an iPhone, you must download iPhone 2.1 firmware using the below link:
http://appldnld.apple.com.edgesuite.net/content.info.apple.com/iPhone/061-5202.20080909.gkbEj/iPhone1,1_2.1_5F136_Restore.ipsw

If you’re using an iPhone 3G, download iPhone 3G 2.1 firmware using the below link:
http://appldnld.apple.com.edgesuite.net/content.info.apple.com/iPhone/061-5198.20080909.K3294/iPhone1,2_2.1_5F136_Restore.ipsw

1. Open iTunes 8, and update to iPhone firmware 2.1.

2. After you’re upgraded to firmware 2.1, uninstall iTunes 8.0, and install iTunes 7.7.* from the download link here:

http://www.filehippo.com/download_itunes/

3. Click –> Download the jailbreak from the downloads page <–, or use any of these mirrors if this link doesn’t work:

4. Run the .exe file and browse and select your iPhone 2.1 firmware.

5. Follow the on-screen steps, choose Installer and Cydia.

6. Once finished, your iPhone will reboot, but Installer and Cydia won’t be visible.

7. Reboot your iPhone, and Installer & Cydia should show up!