big sur – When I press “Clear All” on my Reminders in Notifications in macOS 11.5.2 Big Sur on M1, they don’t go away. Known bug? Solvable?

Known bug? When I press “Clear All” on my Reminders in Notifications in macOS 11.5.2 Big Sur on M1, they don’t go away. Fixable? (I’m speaking of Reminders, not Calendar notifications.)

I have to X them out 1 by one. If I hit clear all, I get one fewer, same as if I hit the X.