You can show or hide markups when viewing a document or
drawing.
-
From the Documents or Drawings tab, navigate to and
click on the document or drawing you want to view.
The document or drawing opens
in your browser.
-
Click the show/hide icon
in the PDF viewer to hide all markups and markup
comments in the document.
The icon changes

.
Click the icon again to show all markups and
markup comments in the document.