If you only see the name of your current carrier, your phone is carrier locked. If you have an iPhone, follow these steps: If you see "No SIM restrictions," your phone is unlocked. If you see ...

On the second generation iPhone, the bootrom checks the bootloader. The bootloader then verifies the bootrom before checking and then loading the firmware. The firmware enforces the carrier lock.

If you select the option marked or activate with any carrier later, then you won't get the choice of the iPhone Upgrade Program later in the process. It's not that you're locked to a carrier ...

If the contract period is over, the phone may be unlocked by entering a code from the carrier. Apple's iPhone brought the SIM lock into public view because of its original exclusivity in the U.S ...

We won’t cover all the details here as there are different instructions for each version of the iPhone (carrier locked/unlocked, 3g/2g, etc) and for the iPod touch. Follow the instructions ...

Not to be confused with the lock screen ... decide to switch carriers and need to connect to their network instead. So, here's an easy step-by-step guide for unlocking your iPhone.

Apple finally brought RCS support to the iPhone this year, but the company has to manually approve each carrier that supports it. In the latest iOS update, Apple is expanding RCS support to more ...