How to Delete Duplicate Outlook 2010 Calendar Entries

In this video tutorial we will show you how to delete duplicate outlook calendar entries.
Launch Microsoft Outlook. Go to “Calendar”.

Click on the “View” tab. Then, press “Change View” and choose “List”.

On the following window, click “Subject” to sort the entries. Select a duplicate entry, right-click on it and choose “Cancel meeting”.
Cancel meeting

If the event is active, in the following window, press “Send cancellation”.