You can add an alert to an existing case on the Alerts page or on the details page for an alert.
To add an alert to an existing case from the Alerts page:
Open the Alerts page and filter or sort alerts as you wish. See Viewing the alerts page.
Right-click the alert in the table or click
at the end of the row. Select Add to Existing Case.In the Add to Existing Case dialog, select a case using the drop-down menu. You can enter characters from the existing case name to help locate the case in the list.
Click Confirm.
To add an alert to an existing case from its alert details page:
Access the details page for an alert. See Viewing alert details.
Click Add to Case, and select a case. The case number is added to the list of cases for the alert.