Disable All USB Storage Domain User

Disable All USB Storage Domain User

hi
i wanted disable some computer USB in domain & i selected that
but unfortunatly  all the computer USB Storage Disabled. So i set the policy for Enable  but i does not work correctly
even that's show Configure Apply successful
i see regedit & it's true . i dont know what do i do ?
i had to uninstall Agent for  work USB
help me pls

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