iOS 13
How To: Screen Time, App Limits & Downtime: How to Use iOS 12's New Parental Controls
Among iOS 11's many criticisms, one of the more surprising complaints came from parents worried that Apple wasn't doing enough to monitor and control their children's iPhone usage. Apple seems to have taken these issues to heart, as iOS 12 introduces new and improved parental controls to help encourage healthier mobile habits for kids.
How To: Force-Close Running Apps on the iPhone X, XS, XS Max & XR
While fully closing apps on your iPhone can keep it running at peak efficiency since it frees up memory and stops background refreshing, it's most critical when dealing with unresponsive apps. If you have an issue with a certain app, you can just force-close it instead of rebooting.
How To: Turn GIFs into Live Photos on Your iPhone
If you've ever wanted to turn your favorite GIF into a live wallpaper for your iPhone or even just make it a 3D Touch-friendly Live Photo that you can share, there's a super simple way to do so.