All the iPhone users have same issue that they are unable to use any carrier other than At & T due to which they faces many problems and in some places they are ever unable to use their iPhone due to lack of Network or high roaming charges. If anyone wants to use any other network provider on their locked phones then it is needed to unlock their IMEI. Unlocking IMEI means the removal of restrictions on the SIM cards of your Phone so that you can use any network Provider of your choice.

IMEI number is a unique number for each phones and thus is also used for the identification of any phone. Any phone can be traced using IMEI number. It is of fifteen digits and is mentioned beneath the battery of the phones. In order to put the restriction on the SIM the IMEI no. gets attached to the SIM so that any other sim cannot be used with that phone. Same is the case with iPhones which are locked with AT & T network due to apple's contract with this company.

To unlock the iPhone manual method is a bit risky as it is locked with high security techniques, it can damage many other features of your iPhone or you may loose your data so it advised to use Unlock IMEI iPhone tool which is a third Party Tool and a very efficient tool for unlocking the iPhone as it successfully unlocks the restriction of SIM with IMEI without effecting any other application feature or data of your iPhone. After that you can use any network on your iPhone anywhere. So get this tool now and unlock your iPhone to get the benefits of the other carriers.

For more info click the given link:

http://www.unlockimeiiphone.com