It was confirmed by ApplenBerry that Gevey Ultra S can unlock iPhone 4S on iOS 5.1.1. But we got an update from the company’s Twitter account that CDMA iPhone 4S unlockers shouldn’t update to the latest firmware.

Unlock CDMA iOS 5.1.1

Today ApplenBerry confirmed — if you are CDMA iPhone 4S user now you can safely update to iOS 5.1.1 firmware 2.0.12 baseband.

How to unlock CDMA iPhone 4S Baseband 2.0.12

Gevey sim Unlock iPhone 4S
Gevey Ultra S Unlock CDMA iPhone 4S baseband 2.0.12 iOS 5.1.1 firmware

The GEVEY Ultra S CDMA unlock can be acquired on AppleNBerry’s website. The Gevey Ultra is discounted to $49.99, and you can save an additional 25% using the promotion code “25OFFGEVEY“.

  • Step 1: First of all, jailbreak your CDMA iPhone 4S with Absinthe. Don’t insert the Gevey Ultra S right now!
  • Step 2: Go to Cydia > sources > manage > edit > add and enter this repo:
  • Step 3: After adding this repo, the “CommCenter*patch” will be installed. Then the following repo will be added:
  • Step 4: After installation, you may get an error! This is ideal, and you can continue with the tutorial. Now insert the Gevey Ultra S and wait for “unlock successful” and copy the code. Now enter the code in the app furious mode, enable data roaming and unlock the baseband. After installation, add the following repo:

Now it will install the package “iPhone 4S Network Package”. Now the iPhone will reboot. After it’s done rebooting, go to settings, and choose airplane mode. The next step requires quickness! Turn the device off quickly, and wait for 2-3 minutes and you’ll have signal bars. If you face an issue in signals, remove “furious mod iPhone 4S CDMA” and restart the iPhone.

Jailbroken & Unlocked CDMA iPhone 4S iOS 5.1.1 Baseband 2.0.12

Unlock CDMA iPhone 4S Baseband 2.0.12
iPhone 4S 2.0.12 baseband
Unlock iPhone 4S with GEVEY SIM
Unlocked CDMA iPhone 4S iOS 5.1.1 Running Cydia 1.1.6
CDMA Unlock with Gevey Ultra S Applenberry
Jailbroken & Unlocked CDMA 4S 5.1.1

Software Unlock for iPhone 4 Baseband 4.12.01 / iPhone 4S baseband 2.0.12 iOS 5.1.1

In the end, we hope MuscleNerd releases an official software unlock tool quickly. His slides at HITB conference were very informative and talked about baseband preservation, unlocking and other cool things which can be found in our post!

Keep following you favorite unlock website!