You can decide if users can access media management and media optimisation options from the control panel.
You find these options on the control panel when you touch
.Open the Settings Editor and go to: .
Use the [Media management via control panel] option to enable or disable media management on control panel.
When enabled users can use the [New] and [Copy] buttons.
Use the [Media optimisation via control panel] option to enable or disable users access the media optimisation options from the control panel.
When enabled users can use the [Optimise] button.