You can Jailbreak your iPhone 4 iOS 4.0.1 or 4.0 using JailbreakMe. Jailbreak iPhone 4 is not difficult process lets see how to jailbreak iPhone 4 with JailbreakMe.

NOTE

• Make sure your iPhone 4 is activated. See how to active iPhone without original Sim
• Using this Jailbreak guide you can only jailbreak iPhone 4 iOS 4.0.1 and 4.0.
• Try this guide at your own risk, we are not responsible for any damage or lose.

How to jailbreak iPhone 4 iOS 4.0.1 or 4.0.

Step-1

Download and install iTunes.

Step-2

• Backup all your iPhone 4 important stuff.
• Restore the official iOS firmware Download iOS 4.0.1 or Download iOS 4.0.

Step-3

• Make sure internet is working on your iPhone 4 and Run Safari browser.
• Type one of the following URLs http://jailbreakme.com/ or http://jailbreakme.modmyi.com/
• Slide to Jailbreak, this will download the JailbreakMe files and starts the jailbreak process for iPhone 4.

When it completed the Downloading an Jailbreaking process this will display a message “Cydia has been added to the home screen”. Just tap the OK button and close the Safari browser.

All done! now you have successfully jailbreak  iPhone 4 iOS 4.0.1 or 4.0.

See also:

• How to unlock iPhone 4 with UltraSn0w iOS 4.0.1 and 4.0 baseband 01.59.00
• more iPhone 4 tricks