For anybody else who has this, give the following a try. It seems to often be associated with us disabling the Action Center in W10 (because that thing was annoying), and that setting doesn't appear to be reverted when doing in-place upgrade of W11. It was the case for me, and I have my action...
I had the same problem under the same conditions, and I'm glad y'all figured out the Windows Action Center influence on this. I must have disabled mine years ago on W10, I hated that thing, and it's really an oversight on Microsoft to not re-enable it when doing an in-place upgrade from W10 to...