Improve Security Approver Docs

doc/user/application_security/index.md

@@ -216,9 +216,15 @@ rating.
 
 ### Enabling Security Approvals within a project
 
-To enable Security Approvals, a [project approval rule](../project/merge_requests/merge_request_approvals.md#multiple-approval-rules-premium)
+To enable Security Approvals, a [project approval rule](../project/merge_requests/merge_request_approvals.md#adding--editing-a-default-approval-rule)
 must be created with the case-sensitive name `Vulnerability-Check`. This approval group must be set
-with the number of approvals required greater than zero.
+with the number of approvals required greater than zero. You must have Maintainer or Owner [permissions](../permissions.md#project-members-permissions) to manage approval rules.
+
+1. Navigate to your project's **{settings}** **Settings > General** and expand **Merge request approvals**.
+1. Click **Add approval rule**, or **Edit**.
+   - Add or change the **Rule name** to `Vulnerability-Check` (case sensitive).
+
+![Vulnerability Check Approver Rule](img/vulnerability-check_v13_0.png)
 
 Once this group is added to your project, the approval rule is enabled for all merge requests.