A high number of duplicates slow down the Outlook performance.The large size of the Outlook PST file can lead to its corruption and cause Outlook to freeze.Duplicate emails take up extra space in the data file, disks, and server.It's easy to make a mistake and repeatedly reply to the same message, putting yourself in an awkward situation. Duplicate emails cause problems and confusion with business correspondence.Search time for messages increases and search results are difficult to understand because emails are duplicated in different folders.Duplicate emails are distracting and reduce productivity.

But if you suddenly find numerous duplicates, or emails are duplicating in Outlook regularly, this creates serious problems:

How to find duplicate emails in different Outlook folders?Ī few duplicate messages won't cause serious trouble.

How to stop duplicate emails in Outlook from copying?.

Why is Outlook sending duplicate emails?.

Why is Outlook downloading duplicate emails?.

Removing or moving duplicate Outlook messages.

Finding and marking duplicate messages in Outlook.

Detecting and determining the number of duplicate email in Outlook folders.

Automatic duplicate email finder and remover for Outlook.

Deduplicate Outlook emails using the Import / Export option.

Outlook Clean Up tool to remove duplicate emails.Removing duplicate Outlook emails in Preview mode.Clean up Outlook duplicate emails manually.

How to find and remove duplicate emails in Outlook.One such problem is the repeated emails in the Outlook mailbox that occur due to errors or various failures. But Outlook users are not immune to operational problems. Microsoft Outlook is a popular organizer and a handy email application with many additional functions.

Outlook 365 delete emails after rule