Mail Security lets you make changes to multiple pages before you apply those settings. When the Deploy changes icon on the toolbar is active, it indicates that you have made the changes that you need to apply.
You can manage change deployment by using the following toolbar icons:
After you deploy your changes, the Operation Status window indicates whether changes were successfully applied.
To deploy pending changes to a server or group
In the console on the toolbar, click Deploy changes.
In the Pending changes window, click Deploy changes.
In the Operation Status window, click Close when the operation is complete.
To apply pending changes (if any) and deploy group settings to each server in the group
In the console on the toolbar, click Deploy all settings.
The Deploy all settings icon is only enabled in the group view.
In the Deploy all settings dialog box, click OK.
In the Operation Status window, click Close when the operation is complete.