Abstract: The present invention is to provide a notebook computer having a mechanism for configuring the notebook computer as a desktop computer, wherein a housing thereof comprises a substantially rectangular first recess on a top operation surface of the housing adjacent the display for receiving a pivot board pivotably coupled to the display and the housing respectively; a substantially rectangular second recess on the operation surface distal from a display with a keyboard detachably received therein; and a support assembly at a rear surface of the housing including a foldable stand adapted to form an oblique angle with respect to the housing by extending on a desk.