Autotask PSA: Why is the Outlook Extension toolbar not showing up in Outlook after downloading and installing PSA??



Microsoft Outlook Extension toolbar is not showing up in Outlook after PSA installation.


  • Autotask PSA


First Solution: Uninstall and Reinstall

To uninstall the Outlook Extension:

  1. Start → Control Panel → Programs and Features (Windows)
  2. Right-click on Autotask Outlook Extension
  3. Select Uninstall

Note: You will need to close Outlook in order to uninstall the extension.

Once you've successfully uninstalled, you need to reinstall the extension.

To reinstall the Outlook Extension:

  1. Navigate to the Autotask menu as an Administrator → Features & Settings → Application-wide (shared) Features → Downloads
  2. Download the small .zip file.

Second Solution: Enable MS Outlook Extension toolbar

To determine if the extension is Inactive or Disabled:

  1. Click on the File tab in the upper-left corner of the main Outlook window → Options → Add-ins (left column of next window).
  2. Notice that the list of add-ins is separated into three sections: Active, Inactive and Disabled
  3. If the extension is not listed in any of the three sections, reinstall the extension and restart Outlook
  4. If the add-in is listed in the Inactive section, go to enable inactive add-in.
  5. If the add-in is listed in the Disabled section, go to enable disabled add-in.

Enable Inactive Add-in

1. Ensure "COM Add-ins" is selected in the Manage drop-down and click Go.


2. Check the checkbox next to the Add-in and click OK

3. Restart Outlook.

Enable Disabled Add-In

1. Select Disabled Items In Manage drop-down → Go ... 


2. Select the desired Add-in to re-enable → Enable 


3. Restart Outlook.

Third and Final Solution: Make sure Outlook is configured to support .NET properly.

  1. Navigate to Control Panel → Programs and Features
  2. Select Turn Windows features on or off.
  3. Ensure the .NET Framework 4 or higher, is listed with the box checked.


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Head on over to our Datto Community Forum or the Datto Community Online.

For more Business Management resources, see the Datto RMM Online Help and the Autotask PSA Online Help .

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