A material can be removed from a station in the Unmount Material menu.
The material is unmounted from the selected station.
To cancel the operation, click before saving and reply to the prompt in the dialog box with No.
The material has been unmounted from the selected station and the table in the Setup History window shows "Unmount" in the Action column.
Setup History window
The Setup History window displays a detailed table of setup actions (mount, unmount) for a material.