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.
âWhat are some of these different symbols I see on the top of my iPhone screen next to my battery? What do they mean?â List of iPhone symbols and meaning: Cell Signal â Looks like a staircase. This displays if youâre in range of a cell signal. The more cell bars you have the better. Airplane mode â When you have airplane mode on you cannot use the phone to make calls, get online or use Bluetooth. 4G â Shows 4G network is available.