Laminate doors are generally not designed to be painted or stained, as their surfaces are already finished with a decorative laminate layer. Attempting to paint or stain laminate can result in poor adhesion and an uneven finish. However, if you wish to change the appearance of laminate doors, an alternative option is to use adhesive vinyl wraps or contact paper. These can be applied over the laminate to achieve a different look without damaging the original surface.