Control Center is the main hub that controls the most useful features on your iOS device. You can use it to access important settings directly from your Home screen. It is a lot quicker than searching for features in the Settings app by allowing you to swipe up from the bottom of your display anywhere on your device to access a variety of easy to use controls. From Control Center you can toggle different features on and off, adjust controls, or even activate your screen recording feature.
There are a few ways to increase font size on the iPhone, iPad and iPod touch. One of the quickest ways to increase and decrease text sizes is by using the Control Center. The Text Size widget provides a slider that works just like flashlight brightness or volume. The only difference is that iOS may pause for a few seconds while it's changing the text size.
Low power mode is a great way to save battery life, but in previous iOS versions it took several steps to get to it and turn it on via Settings. Now it's in the Control Center and easy to just turn on any time you expect to not be using your phone for a bit. First you need to add it to your Control Center if it isn't already there. Head to Settings -> Control Center -> Customize Controls and make sure "Low Power Mode" is in the "Include" section. If not, scroll down to the "More Controls" section and tap on the "+" next to Low Power Mode to add it.
iOS 11 not only introduced a redesigned Control Center but it added the ability to add and delete different controls. The default controls include the Flashlight, a shortcut to the calculator and more. You can add additional controls such as an Alarm shortcut, Apple TV remote and more. Here's how: