On the Walls and Floors tab, in the Connect group, click Disconnect Walls. The user is prompted to ‘Identify wall end to be disconnected.’. Click the wall element to be disconnected and the word END is shown in the graphic display. The user is prompted to ‘Identify wall end to be disconnected.’. Click the other wall to be disconnected and the word END is shown in the 3D graphic display. Press Esc to disconnect the walls.