With the unlocking of iPhone 3G there are a lot of questions involved, like what if I unlock my new iPhone myself and break it—what if I lose my warranty—what if I cruupt its software.—there are so many questions arise, when you are think of unlocking iPhone 3G. but, hang on a minute, don’t go for unlocking your phone with a screw driver or in certain cases with your finger nail.

Credit: yugatech

You do not have to physically unlock it, there is another way to unlock it and certainly the best way to this, which is via software unlocking tool. These are some instructions to unlock your iPhone3G and only you have to do is to follow theses and your iPhone will be unlocked without a scratch.
The iPhone dev team has released the much awaited software solution to unlock iPhone 3G so that users can use any GSM carrier’s SIM, a perfect New Year gift for all those waiting to unlock their iPhone 3G.

Before you start to proceed with these instructions you must have a jailbroken iPhone       to unlock it. You can checkout this simple step-by-step guide to jailbreak iPhone 3G using QuickPwn for Mac users and you must be on the base band 02.28.00., which means that you must have used a Pwnage Tool to install 2.2.1 without upgrading the baseband.

Step 1: Tap to launch Cydia Installer from your SpringBoard.

Step 2: Tap to select the Manage tab at the bottom of the screen.

Step 3: Tap to select the large Sources button

Step 4: Tap on the Edit button at the top right of the screen.

Step 5: Tap the Add button at the top left of the screen.

Step 6: Enter http://apt9.yellowsn0w.com/ as the URL and Tap the Add Source button.

Step 7: Once the source has been added tap on  the large Return to Cydia button.

Step 8: Tap on  the Done button at the top right of the screen.

Step 9: Tap to select apt9.yellowsn0w.com from the list of recently used entered sources.

Step 10: Tap to select yellowsn0w from the list of packages

Step 11: Tap on the Install button at the top right of the screen.

Step 12: Tap on the Confirm button at the top right of the screen.

Step 13: After installation completes successfully tap on the large Return to Cydia button.

Step 14: Now tap on the Home button and the switch off the iPhone and then switch it on again. You can do this by pressing down and holding the power button for 3 seconds and then sliding the power slide which appears on the right hand side. Press the power button again to switch on your iPhone.

You have now unlocked your phone without hampering with it, its warranty is full in tact, and there is not even a single scratch on it. You can check by inserting the Sim Card of your own choice into it.

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