Risk notifications for "Tracking Cookies" from Startup Quick Scans appear on migrated SEP clients with a specific migration history. The policy is configured to not display the risk notifications to the user, however, the risk detection pop-up is displayed to the user.
Risk notification pop-ups for tracking cookies are displayed to the user when the policy is configured to not display the alerts.
This issue has been fixed in Symantec Endpoint Protection 12 Release Update 2 (RU2) Maintenance Patch 1 (MP1). For information on how to obtain the latest build of Symantec Endpoint Protection, read TECH 103088: Obtaining an upgrade or update for Symantec Endpoint Protection or Symantec Network Access Control.
This is only reproducible when a client migrates from SAVCE 10.x > SEP 11.x > SEP 12.1 RTM > SEP 12.1 RU1 MP1 > SEP 12.1 RU2