How to unlock an iphone 5s to use on any carrier at home?

How to unlock an iphone 5s to use on any carrier at home?

You need to use a software to unlock you iPhone. However, you need to do a "jailbreak" process in order for that software to access the system of your phone. Also, it is need to be done by using that software in a desktop computer or a laptop. It seems complicated, but don't worry. There are available software that have those two process you need.