Turn Off Outlook “Clutter” feature with PowerShell

What is Clutter? – https://blogs.office.com/2015/03/03/making-clutter-office-365-even-better/

Here’s how to disable the Clutter feature in Outlook using PowerShell for All mailboxes or individual.

Please also note that this will “Disable” the Clutter feature but the Clutter folder will still remain visible.  If you have Clutter enabled it will appear in the options area of your Office 365 Mail as:


After you run the below commands either for individuals or all users the Clutter feature will appear as:


But the Clutter Folder will STILL be visible in Outlook, just not enabled.


Connect to Exchange Online

$UserCredential = Credential someone@somewhere.com
$Session = New-PSSession -ConfigurationName Microsoft.Exchange -ConnectionUri https://outlook.office365.com/powershell-liveid/ -Credential $UserCredential -Authentication Basic -AllowRedirection
Import-PSSession $Session


Check Clutter status on Mailboxes

$hash=$null;$hash=@{};$mailboxes=get-mailbox;foreach($mailbox in $mailboxes) {$hash.add($mailbox.alias,(get-clutter -identity $mailbox.alias.tostring()).isenabled)};$hash | ft


Turn off Clutter for ALL users

Get-Mailbox -ResultSize Unlimited | Set-Clutter -Enable $False | FL


Check Clutter status for single user

get-clutter –Identity someone@somewhere.com



Turn off Clutter for single user

Get-Mailbox –identity someone@somewhere.com | Set-Clutter -enable $false


6 responses to “Turn Off Outlook “Clutter” feature with PowerShell

  1. Thanks for your post. I would like to disable clutter for all my users in Office 365 Business Essential and premium. Does this work with Office 365 as well? (never used powershell with Office 365).

  2. I’m getting this error after the Import-PSSession $Session command.

    Import-PSSession : Files cannot be loaded because running scripts is disabled o
    n this system. Provide a valid certificate with which to sign the files.
    At line:1 char:1
    + Import-PSSession $Session
    + ~~~~~~~~~~~~~~~~~~~~~~~~~
    + CategoryInfo : InvalidOperation: (:) [Import-PSSession], PSInva
    + FullyQualifiedErrorId : InvalidOperation,Microsoft.PowerShell.Commands.I

  3. Can you disable clutter for all users in a specific division of a company? Would I have to set those users into a mail group and disable the clutter feature just for them, but leave on for ready of the company? Thanks for any help. .

Leave a Reply

Your email address will not be published. Required fields are marked *