Hide or show centerlines or center marks

1. Select centerlines and center marks to hide.
2. Right-click and clear the Visibility check mark.

Restore visibility of hidden centerlines or center marks

1. Select the view that contains hidden centerlines and center marks.
2. Right-click and select Show Hidden Annotations. Hidden centerlines and center marks display and are highlighted.
3. Select annotations to make visible, right-click, and select Done.