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How to remove date grouping/headers/separator in Outlook?

Author Siluvia Last modified

By default, there are date groupings, headers, or separators such as Today, Last Week, etc. in your Outlook mail list to organize emails. However, if you prefer a plain view, you can remove these groupings. Here's how:

Remove date grouping/headers/separator by unchecking the Show in Groups

Remove date grouping/headers/separator by grouping items by none


Remove date grouping/headers/separator by unchecking the Show in Groups

This method removes date grouping from a specific email folder by simply unchecking the "Show in Groups" option.

1. Switch to the "Mail" view and open the desired folder.

2. In Outlook 2010/2013: go to "View" tab > uncheck "Show in Groups" under the "Arrangement" group.

step screenshot

In Outlook 2007: click "View" > "Arrange By" > uncheck "Show in Groups".

step screenshot

Alternatively, click the "Arrange By:" section above the message list and uncheck "Show in Groups" via right-click.

step screenshot

Once unchecked, the mail list will display all items in plain view without date headers or separators.

step screenshot

Remove date grouping/headers/separator by grouping items by none

This alternative method disables date grouping by explicitly setting grouping to "None".

1. Open the target email folder.

2. In Outlook 2010/2013: click "View" > "View Settings".

step screenshot

In Outlook 2007: click "View" > "Current View" > "Customize Current View".

step screenshot

3. In the "Advanced View Settings"/"Customize View" dialog, click "Group By".

step screenshot

4. In the "Group By" dialog:

  • Uncheck "Automatically group according to arrangement".
  • Select "None" from the "Group items by" drop-down.
  • Click "OK".
step screenshot

5. Click "OK" again to close the settings dialog and apply the plain view.


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