In this video from ironman333333 we learn how to unlock an iPhone 3G. You need 2.2 firmware for this. Go into Cydia which you need for this. Go to the Manage tab. Tap into Sources, Edit, Add. Then type in atp9.yellowsn0w.com/ Then click add source. Then click Done in the top right. In sources look for the source you just typed in. Tap into that. Now Install Yellowsn0w. This will take a few minutes to download. Once downloaded, restart your iPhone. With your phone turned off, take the unlock tool and open your SIM card tray. Remove the SIM card and replace it with your new one. Once the card is in, turn on your iPhone. Your phone will now be jailbroken.
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Smartphones How to Unlock an iPhone 3G using the Yellowsn0w application
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By ryan
Nov 13, 2010 05:27 PM
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The next big software update for iPhone is coming sometime in April and will include a Food section in Apple News+, an easy-to-miss new Ambient Music app, Priority Notifications thanks to Apple Intelligence, and updates to apps like Mail, Photos, Podcasts, and Safari. See what else is coming to your iPhone with the iOS 18.4 update.
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