You can make changes to the policy that you created in Kaspersky Security Center and block any changes to its settings in the policies of subgroups and in task settings.
Kaspersky Endpoint Security policy settings include application settings and task settings.
Configure policy settings
Start Administration Console of Kaspersky Security Center.
Expand the Administration Server<Server name> node.
Open the Managed devices folder.
In the workspace, select the Policies tab.
Right-click the policy you want to configure and choose Properties.
In the Properties: <Policy name> window, configure policy settings as necessary:
Enable or disable FileVault disk encryption management for client computers.
Encrypt or decrypt startup disk on client computers.
If the Enable FileVault disk encryption management checkbox is unselected, users with administrator rights can encrypt and decrypt their Mac startup disks from System Preferences.
If the Enable FileVault disk encryption management checkbox and the Encrypt disk option are selected, users with administrator can't decrypt the startup disk of their Mac from System Preferences.
If the Enable FileVault disk encryption management checkbox and the Decrypt disk option are selected, users with administrator rights can't encrypt the startup disk of their Mac from System Preferences.