You can delete alert enrichment policies from the Alert Enrichment Policies page.
Go to Setup > Alerts > Alert Enrichment to display the list of defined alert enrichment policies.
The default view of the Alert Enrichment Policies page shows alert enrichment policies created at the partner-level policy scope.
If you want to delete a policy created at the client-level policy scope, select the client in the client list.
Select one or more policies:
Click Yes to the confirmation message.