How to Unlock my iPhone

It’s the moment that many of you have been waiting for: the Dev-Team’s ultrasn0w carrier unlock for iPhone 4 is out.

via iPhone 4 unlock available now (update: video!) — Engadget.

1. To jailbreak the phone, I need to go to jailbreakme.com.
2. Next I need to use ultrasn0w (repo666.ultrasn0w.com) to unlock it.
3. AT THE MOMENT IT ONLY WORKS ON iOs 4.0.1.

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Another thing worth doing is to downgrade my phone from iOs 4 to iOs 3.1.3. Information about that are on: http://lifehacker.com/5572003/how-to-downgrade-your-iphone-3g[s]-from-ios-4-to-ios-313