Strip footing types include rectangular, tapered and filleted. The footing type determines the footing’s general appearance.
To edit the footing type:
Select the footing whose properties you want to change. You can select multiple footings using Shift+click if you want.
Right-click and select Properties, or select Edit > Modify Elements > Properties.
Select the Basic tab, then click on the appropriate graphic in the Type area.
Click OK.