I am having the same issue with Galaxy S10 Plus, model number SM-G975U. DnD is on Alarms: On Media: Off Touch Sounds: Off Calls from 'Favorite Contacts only' Messages from: 'Favorite contacts only' Repeat Callers: Off Event/task alerts: On Reminders On Android Version 9: Kernal Version 4.14.78. Provider: Verizon Android Security Patch level July 1, 2019 I have tried every combination possible, but it notification still sounds when a Non Favorite email comes in. The odd thing is that somewhere along the line they changed the working for 'Starred' to 'Favorite' in DnD. I wonder if this is a clue to resolving the issue somehow.
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