How can I refresh SendGuard 365 settings immediately?

SendGuard 365 setting changes are refreshed for users every 4 hours. However, you can refresh immediately using the steps below: 

    1. Create a new or open an existing compose window inside Outlook Client (OWA or New Outlook).
    2. Click on Apps from the ribbon, then click on SendGuard365.
    3. From the dropdown Select Refresh Settings.