When enabled, the License and/or Permit expiry message feature will become active on the fleet controller.
Expiry warning message can be enabled by following the below steps.

1. From the menu on the ribbon bar, click ADMINISTRATION and then License Expiry.
2. Locate the category to edit and click .
3. Tick the checkbox on "Enable License Expiry" or  "Enable Permit Expiry" (or both) to enable. Untick to disable.
4. Click .