iPhone Unlock is a direct link to latest complete tutorial with pictures.  Most iphones can be unlocked. Sometimes newer versions do have a delay before teams like Dev Team or others crack how to do it.

I can show you how to do it, however instead, let me share my resource where I learn from. I am not super tech savvy so this place is GREAT!!!!  It has pictures and clear instructions.

YOUR IPHONE UNOCK IS AT THIS WEBSITE, they are always up to date on the latest and here is the page I would bookmark on there website - iPhone Unlock.  You can get what others charge a lot of money for absolutely free.  If your iphone can be unlocked, this is the place to get it done.