User Guide
Nitro PDF Pro MacOS


Adding a Line

  1. Click the down arrow next to the Draw button
    draw tools
    in the Toolbar to reveal the tools.
  2. Select the Line tool
    (turns gray when selected).
  3. Click and drag to create a line.


To make a line into an arrow, or add some other shape to the ends of a line:

  1. Select the drawn line with the Edit tool
  2. Locate the Object Properties section in the Editing bar and select Line Attributes
  3. A menu will drop down with options for Line Start and Line Ending.


  • You can double-click an annotation tool in the Toolbar to lock it on and use it continuously. Click the Edit tool
    to unlock your tool.
  • To turn the automatic continuous use feature on or off, see Preferences for details.
Object Properties

To change the color or line weight of any of the lines or objects created, use the Object Properties menu in the Editing bar.

Nitro PDF Pro for MacOS Editing PDFs