Apple on Wednesday released iOS 13.5 and iPadOS 13.The update includes bug fixes, improvements, and, perhaps most notably, changes to how Face ID works when iPhone owners are wearing a face mask, along with the COVID-19 contact tracing feature. . The update is available right now. You can install it by opening the Settings app and going to General > Software Update and following the prompts. .
Link: Apple releases iOS 13.5 with COVID-19 contact tracing feature, Face ID improvements
via http://www.zdnet.com