When Apple announced the and its completely new design, the notch forced Apple to make a change that can lead to frustration. Your iPhone's battery percentage is no longer viewable at all times. Instead, it's somewhat hidden. With the , and using the same design, the same is true for the latest iPhone models.
There's good news, though! It's still possible to view your iPhone's battery percentage with just a swipe. Look at this:
Your iPhone's battery percentage is always available in the iOS Control Center, accessed by a swipe down from the top-right corner of your phone's display. You don't even have to enable anything in settings for it to show up. Just swipe down. Easy enough, right?
Originally published Nov. 3, 2017.
Update, April 10, 2019: Adds new devices.