There are several email duplication removing utilities and add-ins in the market, but we do believe and recommend that you use the out of the box Outlook functionality. Now that we understand the root causes and impact, let’s focus on some possible solutions. Business users will need to delete email to to comply with the allocated email storage capacity provided by their IT department. The more messages stored on your computer or server Outlook will need to load on startup, the slower its performance will be.

They might impact your Outlook client loading performance.

Just imagine replying more than once to the same note :-(…

Incorrect merging of several Outlook personal folders (also referred as PST files) into one folder.

User errors while manually copying and pasting meetings and appointments in the Outlook Calendar.Synchronization issues: We have also observed duplicated contacts and messages resulting from sync problems with 3rd party providers.This results in multiplied occurrences of the same messages. If the frequency of your inbox update is too short Outlook might load the message into your inbox, BUT might not be able to mark messages occurrences as synchronized/loaded. Send / receive interval are too short.Incorrect account setup: In several cases, i have seen that users mistakenly defined multiple occurrences of the same email account and this results in multiple instances of each incoming email, contacts and calendar entries.Rules not configured correctly: There might be cases that two or more rules are fired upon receiving email, resulting in multiple instances of the same messages.

Reasons for duplicate email in your mailboxįrom what i have seen in the past, Outlook duplicates typically origin from six main reasons: We’ll then provide some simple solutions that you can easily implement to cleanup redundant conversations, contacts and meetings from your email inbox with ease.

We’ll first explain the most prevalent reasons for the most common email duplication cases. If so, keep reading, because today we’ll show you how to you can stop receiving those messages and r emove duplicated email from your mailbox without purchasing a costly remover tool. Have you ever got a bunch of redundant duplicated email items, contact persons and calendar entries in Outlook and wanted to quickly clean up these annoying duplicates so you can focus on the real stuff? Windows 7, 8, 10 and macOS (with small adjustments).

Duplicate emails in outlook 2016 on mac