How To Know If Your Iphone Battery Is Dead. If it was charged to at least 50 then turned off before storing it the phone should recover. Ad We are an Apple Authorized Service Provider.
One can try to re-calibre their device using these tips. If you only see an empty battery icon your iPhone is charging and will power on shortly. If your iPhone is dead and doesnt turn on even while charging you must try the methods given above.
Buy a battery pack especially if you plan on taking your iPhone to places that dont have a ready power outlet like say a golf course.
How long does it take to charge a dead iPhone. If the icon is green and there is a lightning bar in the middle then your iPhone is. Every time you go through a charge cycle on your iPhone youll permanently lose anywhere from 30 seconds to a minute of battery capacity. A map will pop up with a list of your Find My-enabled devices.
