Door types include hinged, bi-fold, pocket, face slider, track slider, fold-up, tilt, and roller. You can edit a door’s type on the door’s Basic property page.
To edit a door type:
Select the door whose properties you want to change.
Right-click and select Properties, or select Edit > Modify Elements > Properties.
In the Doors dialog, select the Basic tab.
In the Type area, click on the desired door type to select it.
Click OK.