@CNN: Apple CEO Tim Cook says the next iOS update will show the health of your phone battery and allow you to disable a slowdown https://t.co/Tcl7znZIie https://t.co/C5prCZ5RID

@CNN: Apple CEO Tim Cook says the next iOS update will show the health of your phone battery and allow you to disable a slowdown https://t.co/Tcl7znZIie https://t.co/C5prCZ5RID