For most people, a smartphone is no longer just a device. It’s a wallet, a camera, a work tool, a navigation system, and a primary way of staying connected to the world. Yet despite how personal our phones have become, many users still don’t fully control them.Carrier locks, regional restrictions, and contract limitations often shape how and where a phone can be used. These limitations usually stay invisible until a user tries to switch networks, travel internationally, or resell their device. Suddenly, a phone that seemed fully owned feels partially restricted.Understanding ...