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Apr 17, 2012 How to Unlock AT&T iPhone Without Losing Jailbreak. Work with only off-contract AT&T iPhone 4 and iPhone 3GS. Remember to release the Home button.

When you buy a smartphone, it’s usually programmed to work with one specific carrier. But that doesn’t mean you can’t make a switch. Often, you can unlock your phone after putting in a request with your carrier. “Unlocking” a phone simply means your device won’t be locked in to that specific network, so you’ll be able to use that same phone with a different carrier. This can be especially helpful if you plan to travel abroad and would rather buy a local SIM card than pay for an international plan, which is usually cheaper.

Follow the steps below to get started. • Make sure your carrier supports unlocking. The big four carriers in the U.S. Forgot Iphone 4 Passcode How To Unlock.

(Verizon, AT&T, Sprint, and T-Mobile) support unlocking, in addition to some smaller networks like MetroPCS, Virgin Mobile, and Boost Mobile. Apple includes a full list on its website. • Carefully read the documentation from your carrier. Each carrier makes you take different steps before they will unlock your device. Usually, your phone needs to be fully paid off and your account must be in good standing with no fraudulent activity. Some carriers also require that your phone must have been active on their network for a certain amount of time before you can switch.,,, and have their respective guidelines posted online. • Check to see if your phone is compatible with the network you plan to switch to.