By default, the LinkWidth property is 1. The link is not shown if the LinkWidth property is 0. The LinkWidth property determines the width of the link between parts of the notes.  The LinkStyle property determines the style of the link between parts of the note. The LinkColor property specifies the color of the link between parts of the notes. The ShowLink property specifies whether the note shows or hides the link between parts of the notes. Use the PartVisible property to specify whether the start or ending part of the note is visible or hidden.

The link between parts of the note is shown

• if the ShowLink property includes the exNoteLinkVisible flag,
• LinkWidth property is greater than 0,
• the start and end part of the note do not intersect.