What does background activity do on Iphone?
What does background activity do on Iphone? Background Activity means that most of the app's battery usage – such as playing music or tracking location – happened while the app was running in the background. No Mobile Coverage and Low Signal means that your device was searching for a signal or being used with a low signal.
What kills iPhone battery health?
Your device is designed to perform well in a wide range of ambient temperatures, with 62° to 72° F (16° to 22° C) as the ideal comfort zone. It's especially important to avoid exposing your device to ambient temperatures higher than 95° F (35° C), which can permanently damage battery capacity.