If you’ve upgraded to the iPhone 17 Pro, then you already know how stunning its Always-On display, ultra-thin bezels, and boosted peak brightness look in real-world use. But with such a beautiful screen, there’s also a downside: more people around you can see what you’re doing. Whether you’re replying to work messages on a train, opening your banking app at a café, or checking private notes during meetings, unwanted eyes can quickly become a problem.