FAQ: Why can't I see markups from the Markup Set in the drawing area?
To view markups in the drawing area — visual style and SHADEMODE must be set to 2D Wireframe.
Related Concepts
About Using Markups for Design Review
About Viewing Markups
Related Tasks
To Show or Hide DWF File Geometry
To Show or Hide Markup Geometry
To Show or Hide DWG Geometry with Associated Markups
Related Reference
Commands for Working With DWF Files and Markup