IPhone Battery Drown - Workaround fitcored error
tl;dr: Reinstall the Fitness App Problem Description I had problems with battery drown of my IPhone for a couple of weeks. Updating did not fix the issue. The phone got pretty warm and a full battery load lasted for something like 4 hours. Investigation The standard ways to fix battery drown were not working. So before resetting the phone I wanted to have some insights what might go wrong....