Many iPhone fans have been discussed during the iPhone 3G can be unlocked long before the official release of the phone. And even if it is possible to unlock the iPhone 3G, it would probably be someone with a reliable software monthsbefore allow the iPhone 3G to connect to a mobile operator. But a surprise to many people, a hardware solution instead of a software solution has been found shortly after the release of the iPhone 3G. If a video of the most visited video site on the Internet, YouTube, and said it clearly shows that installing a simple piece of equipment. The software solution for the 2G iPhone works but is the risk because there is software that is very sensitive to errors. Bugs in software will result in gaps in the iPhone, and several times to crash the iPhone softwareand make the iPhone completely useless. In other words, brings the risk software. After all, an iPhone costs $ $ $, and if it is walled by a piece in the sewer. As the SIM card hardware works. The hardware version is more stable and much easier to install. It is the size of a normal SIM card and is above the original carrier to move the SIM card. we will call SIM2. If you have an iPhone, everything clean, you have to do is drag the iPhone SIM card, plug the card SIM2 in the back of the SIM card (original | SIM | | SIM holder and slide it back into the iPhone. Then, at the launch of the iPhone, and give it to initialize a few minutes. Now you see available networks for your iPhone. choose to simply connect the desired network and enter the correct settings. Now you can with the iPhone 3G as usual. Test your iPhone 3G GPS connection or 3G Internet use. legal. Some fans worried about the legality of unlocking the iPhone, the iPhone was AT & T users meant alone. This is a contract between Apple and AT & T for iPhone users confined to AT & T network. From a legal standpoint, if you buy a piece of equipment for sale, away and you can do whatever you do so. It’s like purchsing is a PC and edit it. is to learn something illegal. guaranteed. Then there are others that will mature are concerned about security if their unlocked iPhone. However, this option applies only to unlock software because the operating system may be damaged. Yet remove the hardware unlocking solution because you do not make any changes to hardware or software, you can not void the warranty. To restore the iPhone to its factory in the hinterland, you reliability problems just the SIM card Extra .. If you choose to make a purchase, make sure you buy from a seller offering SIM cards tested. Some SIM cards can unlock your iPhone, you can cause problems, such as the GPS does not work , dropped calls, 3G does not work, etc. A SIM card is proof that you are looking for. Once you unlock your 3G iPhone, you can use the iPhone with any provider.