To prevent your iPhone's screen from automatically turning off, open Settings, go to Display & Brightness, and select "Never" from Auto-Lock. Disabling the auto-lock feature reduces battery life and ...

1. Open Settings on your iPhone. 2. Scroll down and tap Display & Brightness. 3. Tap on Auto-Lock. 4. Choose your preferred time period after which the iPhone screen should lock automatically. Options ...

So you've realized that your iPhone's screen dims on its own. What's happening there? Is there something wrong with your phone? If you're looking for answers to such questions, you're not alone.