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.
January 13, 2016 By. The battery icon at the top-right corner of your iPhone screen provides a visual indication of the amount of battery life that you have left. You may have previously wondered why your iPhone battery icon is yellow, and discovered that it was due to enabling low-power mode.