iPhone or iPad Says Passcode is Required to Enable Face ID Constantly after iOS 13/13.4 - Fixed

iPhone X, XR, XS and XS Max keeps saying passcode is Required to Enable face id, iPhone 11 Pro Max shows passcode is required to enable face id, can't use face id to unlock my iPhone and iPad, iPad says passcode is required to enable face id in iPadOS 13, why does my face ID required passcode, iPhone face ID required passcode immediately in iOS 13, how to fix your passcode is required to enable face id.