Stop Calendar. Kindly try to reset the mail and calendar app by going to settings > apps > apps & features > mail and calendar > advanced options >reset. To stop the reminders from popping up, you need to go through the aforementioned steps.
Look for options such as unsubscribe, remove, or hide. Hover over the calendar you want to unshare, and click more settings and sharing.
Delete Or Unsubscribe From A Calendar.
If you think you might need the calendar.
Look For Options Such As Unsubscribe, Remove, Or Hide.
First, open the outlook options panel and go to the calendar tab.
When I Receive A Meeting Request Via Email To My My Microsoft Outlook (As An *.Ics Attachment), Outlook Automatically Adds It To My Outlook Calendar.
Images References :
Hover Over The Calendar You Want To Unshare, And Click More Settings And Sharing.
Under “access permissions,” turn off make available to public.
Follow The Steps Below To Delete A Calendar And Check If This Helps:
You can do this from owa.
Sign In Using Your Administrator Account (Does Not End In @Gmail.com).