How to Jailbreak iPhone4, iphone3GS on iOS4 / iOS4.1

All the wait for that perfect jailbreaking tool is now over! Just a week after the Library of Congress made the Jailbreaking and unlocking legal, the iPhone dev team has released a Spirit like jailbreaking tool to jailbreak iPhone 4, iPhone 3GS and iPod Touch 3G on iOS 4/iOS 4.0.1 and the tool is called JailbreakMe aka Star.

JailbreakMe Star is the userland jailbreak released by Comex meaning you just need to point your iPhone & iPod Touch to one website and it will instantly jailbreak your iPhone & iPod Touch. Here is the complete list of iDev ices supported by Jailbreak Me.

Support :

• iPod 1G on 3.1.2
• iPod 1G on 3.1.3
• iPod 2G on 3.1.2
• iPod 2G on 3.1.3
• iPod 2G on 4.0
• iPod 3G on 3.1.2
• iPod 3G on 3.1.3
• iPod 3G on 4.0
• iPad on 3.2
• iPad on 3.2.1
• iPhone 3G on 3.1.2
• iPhone 3G on 3.1.3
• iPhone 3G on 4.0
• iPhone 3G on 4.0.1
• iPhone 3G[S] on 3.1.2
• iPhone 3G[S] on 3.1.3
• iPhone 3G[S] on 4.0
• iPhone 3G[S] on 4.0.1
• iPhone 4 on 4.0
• iPhone 4 on 4.0.1

This is a browser based jailbreak and hence you don’t need to download anything! All you need to do is just browse to http://jailbreakme.com from your iOS device to jailbreak it.

user guide:

1. Backup all your data on the device using iTunes.
2. Update your iPhone 4, 3GS or iPhone 3G on the latest iOS 4.0.1 firmware with iTunes. Download iOS 4.0.1 here.
3. Open Safari on your iPhone 4, 3GS or 3G and navigate to http://jailbreakme.com
4. “Slide to Jailbreak” to begin the jailbreak process.

5. JailbreakMe will download some files it requires for jailbreaking.

6. Once the download is completed, it will automatically start the jailbreak process. Wait for it to complete

7. Once the jailbreaking completes, you will be greeting with a message saying “Cydia has been added to the home screen”

hoho ..You now have jailbroken your iPhone on the latest firmware!