Legacy. Hermann Ebbinghausâ lasting contributions to the field of psychology are multiple. In addition to being the first psychologist to study areas of human learning and memory, Ebbinghaus contributed greatly to the establishment of experimental psychology.
This includes dimming the display slightly, stopping Mail push and fetch, turning off background app refresh, turning off Hey Siri, and a few other iOS features. By turning these features off, the battery life of the iPhone is extended dramatically, and when Low Power Mode is enabled the iPhone battery icon is yellow to demonstrate this.
If the icon is white, then Do Not Disturb is turned on. If it is gray, then Do Not Disturb is turned off. There are a lot of different icons that can appear at the top of your iPhone screen. For example, find out what the clock icon means with this article. 1  Facebook.  Twitter.