How to enable Message Capture in Exclaimer Cloud

The Message Capture feature can be useful to identify the shape and content of a message, before and after it was processed by Exclaimer Cloud.

This feature will copy messages that match the Message Capture conditions and email the diagnostic data to the diagnostic recipient specified.

Note: Message capture does not interrupt mail flow, and captured messages will still be delivered to the intended recipients.

To enable message capture:

  1. Log into the Exclaimer portal (
  2. Click the Launch button for your subscription.
  3. Click the Settings button from the options list in the top right of your screen:


    The Settings page is displayed:


  4. Click the Diagnostics tab.

  5. Under the Message Capture heading, click the Edit button:


  6. You are prompted to enter credentials for a Global Administrator:


  7. Click OK. You are directed to a Microsoft environment, where you should enter required credentials and grant Exclaimer Cloud - Signatures for Office 365 permission to make changes. Having done so, you are returned to Diagnostics settings in Exclaimer Cloud - Signatures for Office 365.

  8. Tick the checkbox Enable message capture.

  9. Specify how many messages should be captured before the feature will be automatically disabled.

  10. In the Sender column, enter the email address of the sender whose messages you want to capture.

  11. Optionally, specify if you want to capture emails to all recipients, or emails to a specific recipient: ***


    Note: If a recipient is specified, the recipient will receive an email with the captured messages attached.

  12. To capture reply emails from the recipient, tick the checkbox Capture replies from this recipient to the specified sender.

  13. In the deliver diagnostic data to: box specify an email address within the Office 365 tenant.

  14. Click the Save button

  15. Once you receive the diagnostics (This should be three separate emails) send these on to Exclaimer Support for further investigation.

Haven't found a solution to your problem?

Please click the button below, login to the Exclaimer Cloud portal and raise a support ticket. A member of the Exclaimer Support team will then be in touch.

Raise a support ticket