Perform Optional Operations - Step 4

1. Select the back face of the locking heel and select the Fix type constraint as shown:
   

   The Fix type constraint indicates that the selected component motion will be limited to the selected plane (or if a cone face or edge is selected, the motion will be permitted along the selected face axis or along the selected edge).

2. All assigned constraints are shown and can be edited by clicking Edit.
   

3. Delete both constraints by clicking the X button in the upper-right corner of each figure.
   The figure can also be hidden by clicking the HideHide button in the bottom right corner.

4. Right-click (in the display area) and select Cancel Permanent Connection Definition.