How to Unlock iPhone 4/3GS on iOS 4.3 (Old BB) with Ultrasn0w

Here iPhone Unlocking Guide 4 / 3G on the old baseband (01.59.00 / 04.26.08 / 05.11.07 / 05.12.01 / 05.13.04 / 06.15.00) IOS 4.3. You can do this with Ultrasn0w, but you first need to jailbreak your device Sn0wbreeze. As you know, Ultrasn0w Unlock is not broken on Ios 4.3 This work. Sn0wbreeze is now Ultrasn0w Unlock updated so that after jailbreak with Sn0wbreeze can unlock it.

If you have not received, follow our guide below, it’s easy!

Note: You must use your device with the latest Sn0wbreeze 2.3 jailbreak, if you do the jailbreak tool with others (greenpois0n, PwnageTool). The release does not work!

You must therefore ensure that your iPhone 3G running on BB 14/05/2002 15/05/2004 06/15/2000 or should be updated.

Step 1: Download the latest Sn0wbreeze.

Step 2: Jailbreak iPhone 4.3 with 4/3GS iOS Sn0wbreeze.

After the jailbreak is done now Let’s Start Unlock:

Step 1: First of all Go to “Cydia” then “Manage Tab”

Step 2: Now Go to “Sources” then Click “Edit” and click “Add”

Step 3: Now Write, 


And then click “Add Source”

Step 4: Once the Repo has been added, Just search for “Ultrasn0w” in Cydia and Install it.

Step 5: Click Install, And then Restart your iPhone.

Congratulations, It’s Unlocked!

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