The Interior Overcut controls where the Blade Retracts from the Fallout (not the Matboard) on the Interior cuts of Openings.
The Interior Cut is where the Blade Plunges or Retracts from the Fallout (not the Matboard).
If the Interior Overcut is cut Too Long, Decrease the Interior Overcut.
The Interior Overcut field is marked with a White Arrow on the Configuration screen and the Map illustration.