Unlock iPhone 3G/3GS 3.1.2 OS Using Blacksn0w
Blackra1n RC3 is available for download for Windows & Mac. Blacksn0w can unlock iPhone 3G and 3GS with firmware 3.1.2 having baseband 05.11.07.

Unlock iPhone 3G/3GS 3.1.2 OS
A: Your iPhone OS 3.1.2 is already jailbreaked using Blackra1n
1. if you have previously jailbroke your iPhone using BlackRa1n/Blackra1n rc2 and you kept the blackra1n.app on it, then run BlackRa1n. The Icy icon should be replaced by the “ra1n” option.
2. Select “ra1n” to upgrade
BlackRa1n to RC3. After upgrading, run BlackRa1n and you should see the “sn0w” option. Just select “sn0w” and it will unlock your iPhone.
3. If you have deleted blackra1n.app then you can download Blackra1n RC3 and re-jailbreakto get blackra1n.app. now simply instyall blacksn0w and unlock your iPhone 3.1.2 os.
B: Your iPhone OS 3.1.2 is not jailbreaked yet
1. Download iPhone OS 3.1.2 and upgrade your iPhone with iTunes
2. Now download Blackra1n RC3 to jailbreak iPhone OS 3.1.2.
3. Click on Make it Ra1n let the Blackra1n do the job
4. Once your iPhone enters into recovery mode and reboots, start the blackra1n app and you should now see “sn0w” option.
5. Once you’ve installed the applications, restart your iPhone. To do that, just hold down the top button until the Slide to power off message appears. Slide the button, and wait for your device to turn off. Turn on your device and you should now see the applications you selected on your iPhone.
Enjoy!!
Sponsored LinksRelated posts:
- Blacksn0w Demo Video to Unlock iPhone 3.1.2 Baseband 05.11.07
- Unlock and Jailbreak iPhone 3GS
- How to Unlock iPhone 3GS 3.1 with Ultrasn0w ?
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3 People have left comments on this post
Dec 22, 2009 - 03:12:58I got an iPhone 3G as a gift from my best friend. This phone is the best phone that i ever had, great style and great features. I luv my iPhone 3G.
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iPhone 3G is simply the best phone that i have owned. It is very stylish and its nice features. I also own an N97 but i like the iphone.
the first batch of iPhone 3G was a bit pricey but now the price is more affordable than before. I bought two units of iPhone 3g and i am amazed of this phone.