Simply swapping out the included T-Mobile SIM card and swapping in an existing AT&T SIM card was sufficient, the SIM card immediately worked and the iPhone 6s joined the AT&T network instantly, with no additional setup required. If you aren’t sure if your iPhone is already unlocked, an easy way to check is to simply swap in a different cellular carriers SIM card.įor my iPhone 6S Plus, no unlock process or configurations were necessary, I setup the iPhone 6S Plus and transferred everything from an older iPhone to the new one and changed the SIM card. Swapping SIM Cards to an Unlocked iPhone 6S is Easy First let’s cover how to immediately use the unlocked iPhone 6s or iPhone 6s Plus, assuming you paid for it in full. Of course, a full-priced iPhone doesn’t come cheap, but more on pricing in a moment.

We have experienced the same with an iPhone 6S Plus bought contract-free and assigned to T-Mobile, now in use on a different GSM network.

To be clear, the full priced iPhones arrive unlocked regardless of which carrier you selected during check-out on, and this has been confirmed by a variety of customers and reliable sources. If you bought an iPhone 6s for full price, we’ll detail how to unlock the new iPhone and use it on another carrier, and as you’ll see, the unlock process is often just a matter of restoring from a backup and swapping a SIM card.

New iphone 6 plus factory unlocked