Can'T Open Calendar Windows 11. Since the update to 22000.65 the calendar doesn't pop up any more. Windows 11 clock app not loading.

Go to the bottom right corner of your screen. If you don’t click on the hour, you’ll see the current date hovering.
Windows 11 Clock App Not Loading.
Enable calendar sync on your windows pc.
Use The Windows Store Apps Troubleshooter.
(see screenshots below) 2 perform one of the following available option:
When You Do Click, The Calendar Will Now.
Images References :
Next, Fill In The Details For The Event, Such As Event Title, Location, Start.
Follow these suggestions if your calendar is not showing or is missing from the taskbar:
Sign In With A Microsoft Account.
Use system file checker to check and fix corrupted system files that may be the cause of the issue.
If You Don’t Click On The Hour, You’ll See The Current Date Hovering.