Force-closing or quitting an app on iOS is, according to Apple at least, never really necessary. Still, some like to keep a tidy multitasking view. And let's face it, there are times when an app has to be force-closed because it's simply stopped working. Without a home button on modern iPhones like the and iPhone XR ($749 at Amazon), there are you'll need to learn to get around if you're upgrading from an older iPhone. Force-closing an app involves one of those gestures you need to know.
To force-close an app, slowly swipe up from the bottom of the screen to trigger. Then, just swipe! You no longer have to long-press on an app card. You can swipe up on one, two or three cards at once -- just use multiple fingers.
This article originally published on Dec. 20, 2017 and is frequently updated.