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Markup a PDF with drawing tools

The drawing tools in Nitro Pro allow you to add predefined shapes (for example, lines, rectangles, or ovals) as well as free-form drawings to your PDF documents. These drawing tools include a corresponding pop-up note, enabling you to provide additional comments or further explanation for each drawing. You can also change the appearance of your drawings, with options for color, opacity, pointer styles, and more, depending on the type of drawing you use.

Drawing shape tools include:

  • Arrow
  • Rectangle
  • Oval
  • Line
  • Cloud
  • Polygon
  • Polygon Line
  • Pencil (for freehand drawing)
  • Pencil Eraser

To add a line, arrow, rectangle, or oval drawing markup:

  1. On the Review tab, in the Review Tools group, click the arrow below Shapes, and select a type of shape to insert
  2. Click the desired location on the PDF page to place the drawing shape

To add a free-form drawing:

  1. On the Review tab, in the Review Tools group, click the arrow under Drawing , and select Pencil
  2. Click and drag the pointer on the page to create a drawing
Tip: In the Drawing menu, you can select the Pencil Eraser tool and use it to erase parts of a free-form pencil drawing.

To add text feedback to a drawing:

  1. Double-click the drawing. A pop-up note appears.
  2. Enter your text

To update the appearance or properties of a drawing:

  1. Use the Hand tool, Select tool, or any Comment tool to right-click the drawing
  2. In the menu, select Properties
  3. On the General or Appearance tabs, edit properties
  4. Click Close

To set the default appearance of drawing annotations:

  1. Use the Hand tool, Select tool, or any Comment tool to right-click a drawing with the desired appearance
  2. In the menu, select Make Current Properties Default

To convert a straight line drawing into an arrow:

  1. Use the Hand tool, Select tool, or any Comment tool to right-click a straight line drawing
  2. In the menu, select Properties
  3. On the Appearance tab, in the Start and End menus, select a style for the ends of the arrow
  4. Click Close

To delete a drawing:

Use the Hand tool, Select tool, or any Comment tool to do one of the following:

  • Right-click the drawing, and in the menu, select Delete
  • Click the drawing, and press Delete