Modify constraint axes

To modify which axes of a constrained object are affected by the constraint

1. Select the constrained object and its targets.
2. Select Constrain > Modify Constrained Axis.
3. Check the boxes beside the Constrain axes (X, Y, Z). You can also turn on Maintain Offset to preserve the relative position, rotation, or scaling of the constrained object.
4. Click Modify or Apply to change which of the constrained object’s axes are influenced by the target object. The Modify closes theModify Constrained Axis options window while Apply leaves it open..