How to jailbreak and hacktivate with Ultrabreak on iP4. (This is a tethered jailbreak but this is really the only way to hacktivate. Their is also other alternatives, use this tutorial for all other methods, [HOW TO] Bypass the iCloud Activation Lock on the iPhone 4
(NOTE BY MODERATOR) - using the iOS SOft Dev Pack featured in this guide is much better than this method which leaves you with a tethered jailbreak., so pealse see [HOW TO] Bypass the iCloud Activation Lock on the iPhone 4
Steps:
1. Download Ultrabreak from here. (Make sure you download the requirements as well.)
2. Run Ultrabreak as an administrator and simply click jailbreak.
3. Put your iPhone 4 into DFU mode when prompt.
4. SSH Tool will exploit your device when it is done please click okay.
5. Then a CMD prompt will pop up. All it's doing is mounting your device.
6. Click okay and then another CMD will pop up installing all the necessary packages to your device.
7. Go back to the main page of Ultrabreak and click boot and pick your firmware and what kind of iP4 you have. Look it up on google if you do not know.
8. After boot you will be hacktivated and Cydia will be on your springboard.
People have reported problems. Please make sure your firewalls are off.