iPhone dev team has been already released UltrasnOw 1.2.1 to jailbreak iOS 4.3.1 iPhone 4/3G.iPhone 4 and iPhone 3G users are waited from long lasting time for UltrasnOw 1.2.1 which was Released by iPhone Dev team.A new 4.3.1 compatibility fix has been added for ultrasnow to make Cydia working without problems. We have the full guide on how to go through with this iOS 4.3.1 Jailbreak With Ultrasn0w 1.2.1 Unlock Released with No Signal Bar Fix.
How to jailbreak iOS 4.3.1 with UltrasnOw 1.2.1 :
- At the start you have to download UltrasnOw 1.2.1 to your devices
- Now install UltrasnOw 1.2.1 to your device
- Than Reboot your Device,If you rely on an unlock for your iPhone, hold off on updating your jailbreak to 4.3.1 until UltraSn0w is made compatible with your baseband.
- Now you have to jailbreak your Device iPhone 4/3G with preserving old Baseband.
- Once you jailbreak your device,than you can unlock your iPhone 4/3G with UltrasnOw 1.2.1 from Cydia.
- Now touch edit option and put ther this url : http://repo666.ultrasn0w.com,once you put this url it will automatically updates
- After installation complete,search UltrasnOw 1.2.1 than install the application to your devices.
- After complete all the above procedure Restart your Device.
UltrasnOw 1.2.1 jailbreak iOS 4.3.1 iPhone 4/3G with following baseband:
- 01.59.00
- 04.26.08
- 05.11.07
- 05.12.01
- 05.13.04
- 06.15.00
This all are the Steps for update UltrasnOw 1.2.1 on your devices.Stay tune with us for more details on UltrasnOw 1.2.1.


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