Create a Custom Battery Alert With Task Scheduler . If you’d like to receive a toast notification alerting you of low battery ...

It means that your iPhone can stop working properly, slow down, and ultimately deliver less battery life per charge. "Low- or high-temperature conditions might cause your device to change its ...

"Low- or high-temperature conditions might cause the device to change its behaviour," Apple explains. Cold temperatures can lead to temporary battery life shortening, meaning your iPhone burns ...

A coat or pant pocket will also allow it to get heat from your body temperature, Dowden said. Conserve battery life in sub-zero temperatures by turning on low power mode, airplane mode ...

Additionally, activating the “night shift” feature from this menu can further help preserve the battery. That reduces the blue light emitted from your screen, adjusting the color temperature ...