Text Markup
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.)
Coordinate Markup
Click the “Coordinate markup” icon 
in the upper left corner to mark the coordinate information of your page elements.
Spacing Markup
Click the “Spacing markup” icon 
in the upper left corner and draw a line around any page element to add spacing markups with ease.
Color Markup
Click the “Color markup” icon 
in the upper left corner and click any position on the page to view its color value.
Region Markup
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.
