How to Unlock iPhone 4 iOS 4.0.1 with UltraSn0w 1.0-1

UltraSn0w 1.0-1 has released to unlock for iPhone 4.If you don’t know how to unlock iPhone 4 iOS 4.0.1 with ultrasnow 1.0-1 i’ll give you a complete how to guide.


* Your iPhone 4 must already be jailbroken.

* UltraSn0w can unlock iPhone 4 baseband 01.59.00.

Disclaimer: Please do it with your own risk.

Steps to Unlock iPhone 4 with UltraSn0w

***T-Mobile USA users please disable 3G network first.*** Settings >General >Network and turn the “Enable 3G” switch to OFF.

Assuming that your iPhone 4 is already jailbroken:

* Open the Cydia.
* Go to manage Tab at bottom.
* Hit the big Sources button.

* Hit the Edit button on Top-Right
* Then Hit the Add button on Top-Left
* Then Enter the following URL: and hit the Add Source button.

* Once the Source is added to the Cydia, hit the big return to Cydia button at bottom of the screen and then Done button.
* Go to Search tab and search for ultrasn0w and install it.

Installing UltraSn0w will unlock iPhone 4 iOS 4.0.1, 4.0 with baseband 01.59.00. Once the installation is completed, reboot your iPhone 4.

You have unlocked iPhone 4 baseband 01.59.00 with UltraSn0w 1.0-1 and can use SIM from any carrier now.


You could always get support from about any Unlock & JailBreak issue of any model of iPhone including iPhone 2G,3G & 3GS and also upcoming iPhone 4. They provide Premium Members Support for life time. Means just pay one time a small fee and you will receive support(real human support – avg response time 2 hour) for all present & future version of iPhone.

This Post Has 3 Comments

  1. Remziu007

    How to download UltraSn0w to PC for NO Wi-Fi, please?!

  2. Johnparker2146

    when i select ultrasn0w, it has a blank screen with dev team on top and a back button labled sources

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