There is a happy news for all who were waiting for the software unlock for the iphone 3G.Finally in the first day of 2009 iphone-dev team released the software unlock for apple iphone. The unlock requires no flashing . It is just a software named ‘yellowsn0w’ , which will reside in the memory and gives the unlock .

Here are the stpes needed:

1 . Iphone 3G unlock works with only firmware version 2.2

2 . Download 2.2 version for your iphone 3g from link below

3. next step is Jail breaking. Use quickpwn or pwnage tool.

4 .when your iphone is turned On after the jailbreaking , open cydia

and add the following resource

RELEASE INFO

* Cydia source: apt9.yellowsnow.com/
* Installer repo: i.yellowsnow.com/

5 . then install yellowsn0w from cydia .

6 . restart your iphone and insert new SIM . Well done , you unlocked your iphone 3G

Please try out this :

1. Download and install BossPrefs and Yellowsn0w via Cydia
2. Disable all Functions with BossPrefs (don´t worry if you can´t disable EDGE)
3. Reboot ypur Phone with BossPrefs (not in the normally way – important !)
4. Wait 1.30 min when you see the Lockscreen
5. Take out your Sim and insert it.
6. Wait a moment
7. Go on Settings and Turn on the fly mode
8. Turn off Fly Mode
9.Are you happy?