Mac outlook reminders always late

Just reiterating a few locked threads that I found reporting the same issue but without any solution/conclusion: - [Calendar reminders - noticeable delay]( https://answers.microsoft.com/en-us/msoffice/forum/all/calendar-reminders-noticeable-delay/697b23f2-bb8d-44b1-91b3-03bf05dd5ffe) - [Calendar reminders in Outlook for Mac v15.3 show up late](https://answers.microsoft.com/en-us/msoffice/forum/msoffice_outlook-mso_mac-mso_365hp/calendar-reminders-in-outlook-for-mac-v153-show-up/06c4e868-9862-4373-8fb0-a56c03267d3b) - [Calendar Reminders late on desktop](https://answers.microsoft.com/en-us/msoffice/forum/all/calendar-reminders-late-on-desktop/1fbde91f-0f0d-41e6-915d-f7eb546aee4d) - [Calendar/Reminder Notifications Late](https://discussions.apple.com/thread/8174496) And *hopefully* some day somebody can have an answer. For my case, MBP desktop, - reminders for first pop up (say 15 mins) and then when snoozed to (say) 5 mins before are normally on time (when pop up shows, the time on the URH corner is still the same, say 9:45, 9:55) - however, it is the the final reminder at the time of the event that constantly show up late, range from 50 seconds to 1.5 minutes (when pop up shows, the time on the URH corner is almost always at least a minute late, say 10:01+) - and today, the final reminder show up one hour late My OS: Mac Catalina $ sw_vers ProductName: Mac OS X ProductVersion: 10.15.7 BuildVersion: 19H524