In Review mode, click the text button in the upper left corner to add text markups to the current page and view Pin comments. (Note: Collaborators can only use comment mode and development mode.)
Click the “Coordinate markup” icon in the upper left corner to mark the coordinate information of your page elements.
Click the “Spacing markup” icon in the upper left corner and draw a line around any page element to add spacing markups with ease.
Click the “Color markup” icon in the upper left corner and click any position on the page to view its color value.
Click the icon in the upper left corner and draw a rectangle anywhere on your design. You can add height and width markups to this rectangle in seconds.