Note: If your changes results in a geometric impossibility, or cause problems in subsequent functions, you will be warned by the Conflict Solver.
Editing the Split by the Feature Guide
Right-click on the Split name in the Feature Tree, or select a split face and then right-click. In the popup menu that appears, select Edit Feature.
The Feature Guide will appear, automatically open to Required Step 2. You now return to the same situation in which you created the Split.
Make modifications in the current step, and / or click the icon for
Required Step 1 to
modify that step. Press OK 
in the Feature Guide to complete the function.
See also: