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.
One of my favorite little iOS features added way back in iOS 4 is the ability to show the battery percentage in the upper right hand corner of the screen next to the battery icon. As much as I tried, I was never really able to gauge the remaining power left on my iPhone with the battery icon as my only indicator. So when Apple added the percentage option, I was pleased to say the least. For whatever reason, it isnât on by default. Hereâs how you can add it yourself.