To select security level, use the Security Levels tab on the Properties side panel:
NOTE. The Security Levels tab is available only for the information security administrator when the level-based access control method is selected.
Select a security level in the Level drop-down list. After a security level is selected, the user work with an object is limited, for example, editing or deleting.
NOTE. Security levels can be added in the Security Levels section.
See also:
Creating and Editing User Account | User Access Control