Use your iPhone with one hand using Reachability
(iMore iPhone)

How do I use my iPhone one-handed? As iPhone displays have gotten larger, the days when using only one finger to perform most tasks are generally over. However, it`s still possible, at least in some respects, with Reachability. When activated, this Accessibility feature lets you reach items at the top of the mobile device by swiping down on the screen`s bottom edge to bring the top into reach. Here`s how to use it on iOS 15 and all the best iPhones. Reachability on iPhone: What is Reachability? How to enable Reachability How to use Reachability on iPhones with Face ID How to use Reachability on iPhones with a Home button What is Reachability? Reachability is available regardless of where you are on your mobile device. It`s meant to help you reach buttons and objects on the screen that may be too far for your thumb to reach. For many folks, these will be top navigation buttons while using their phones one-handed. How to enable Reachability Launch Settings from your Home ...