How to Unlock iPhone 3GS & iPhone 4 with Ultrasn0w Fixer

Ultrasn0w Fixer lets the original Ultrasnow 1.2.5 integrates with iOS 5.1.1 to unlock your iPhone so you will be able to use it on any network.

Compatible base bands to unlock with Ultrasn0w:

iPhone 4

• 1.59.00

iPhone 3GS

• 04.26.08
• 05.11.07
• 05.13.01
• 05.12.01
• 06.15.00

To check the base band of your iPhone, go to Settings >> General >> About >> Modem Firmware

Uninstall Ultrasn0w from Cydia, if it was already installed and remove the sim card and proceed with the instructions below.

Unlocking your iPhone to work with any network

The iPhone should be jail broken and you should install Ultrasn0w Fixer before installing the official version of Ultrasn0w.

1. Launch Cydia and go to Manage > Sources > Edit > Add

2. Type http://repo.iparelhos.com and tap Add Source

3. After the repository has been added tap Return to Cydia.

4. Go to search and look for iParelhos.com and install the Ultrasn0w Fixer that is compatible with your iOS.

5. After installation, tap Search and type in Ultrasn0w and install

Restart the phone and insert an unsupported SIM card. If you had followed the steps correctly the SIM should work.

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