Now that you know our official Factory Unlock service is the safest way, do not be confused by all unlocking programs or cheap patches that people try to sell elsewhere. And I do not know, to unlock it, see how to unlock the phone when it not on the white settings screen and I very confused about how to unlock it. T-Mobile will remove this restriction from iPhone when prompted, but there are some requirements you must meet before T-Mobile approves your request. In addition to the mentioned benefits of unlocking, there are absolutely no side effects on the functionality of the phone - it only deactivates the network lock. Make sure you find customer reviews and a company that pays a fixed fee instead of a fee at the end of the process, otherwise you may be exposed to additional charges that you had not expected. Best Place To Buy Unlocked Iphone 6. This service may be required if your phone has technical support from Apple or you have a temporary contract with your service provider. If you have wondered if you should consider using a factory lock (or do not unlock through IMEI, but do everything on your own), you will focus on the details that we can share with you below. MasterUnlockCode.com is not responsible or responsible when you order a unlock code for any US service provider mobile phone that was manufactured on January 26, 2013. If you do not have the SIM card of your original mobile provider or if you do not want to update firmware, go to step 4. If you are not an iPhone geek or are not familiar with the iPhone or iDevice management job, try not to recover other recommended free methods from iPhone data.