---
title: Fix duplicate emails in Outlook
description: "When you need to remove a number of duplicates in your inbox this will help. This process will require having Outlook Classic or Outlook Office 365.   ### Select your Inbox ![](/wp-content/uploads/support_images/sm_new_webmail/inbox_selected.png) First you will want to start by making…"
url: "https://www.caorda.com/support/faq/fix-duplicate-emails-in-outlook/"
updated: "2026-01-27"
category: FAQ
tags:
  - Outlook
---

# Fix duplicate emails in Outlook

When you need to remove a number of duplicates in your inbox this will help. This process will require having Outlook Classic or Outlook Office 365.

 

### Select your Inbox

![](/wp-content/uploads/support_images/sm_new_webmail/inbox_selected.png)

First you will want to start by making sure that you have the inbox containing the duplicates selected. **Click on your inbox** on the left navigation of outlook. 

 

 

### Click Clean Up

![](/wp-content/uploads/support_images/sm_new_webmail/home_clean_up_menu.png)

With your inbox selected, now navigate to **Home** in the top ribbon bar, then select **Clean Up**. This button will expand a menu, from there select **Clean Up Folder & Subfolders.** 

**If you do not see this option, See below:**

![](/wp-content/uploads/support_images/sm_new_webmail/classic_option.png)

Find the small arrow on the top bar, **and change the Ribbon to Classic.** The classic option should be selected. If it is not, please select Classic Ribbon. Then, you can select the above Home option.

**Proceed by clicking the Clean up** button mentioned above. 

 

### View Settings

![](/wp-content/uploads/support_images/sm_new_webmail/clean_up_pop_up_settings.png)

This will present a pop-up window. Select Settings. **Note: If you do not see a pop-up** appear you can still navigate to your settings by going to File then Options in the bottom left.

 

### Verify Settings

![](/wp-content/uploads/support_images/sm_new_webmail/settings_checkboxes.png)

Once you are in the settings you will want to**remove some check boxes**. Within the Mail section on the left, scroll down until you see the heading Conversation Clean Up on the right hand side. **Un-check: Unread Messages, Categorized messages, Flagged Messages, and Digitally-signed Messages.** When you are done, **Click Okay** in the bottom right of the pop-up to save your settings.

 

### Run the Clean Up

![](/wp-content/uploads/support_images/sm_new_webmail/clean_up_pop_up_clean_up.png)

With your new settings saved from the previous step you can now proceed. **Select Clean Up Folder**. The rest of the process is automatic. **Outlook will process your inbox** and remove any duplicates found.