Please try clearing the system cache and rebooting your device.
If issue persists, please send us an error report with screenshots from One UI Beta App (Beta Feedback -> Send feedback-> Error Reports -> "Select Category" -> Input frequency and Description" -> Send (Top Right Icon). We appreciate your help for supporting beta program.
are you referring to when you get a notification? if you are, that's called audio ducking and it's part of the system process. set your phone to vibrate to avoid it ⛄
