iPhone 6S battery issues may be more widespread than Apple initially thought

Two weeks ago Apple acknowledged that some iPhone 6S units have been shutting down unexpectedly and announced it will be replacing devices with faulty batteries free of charge at its branded retail stores as well as authorized service providers across the globe. While Cupertino initially believed the malfunction only affects limited number of iPhones manufactured between September and October 2015, it appears the issue might be much more widespread after all. In a new press release (i