The Attach a File tool lets you place reference files or lengthy text that doesn’t cope well with pop-up notes into your PDF documents. Reviewers can double-click the attachment icon to open the file.


To attach a file

  1. Open a PDF in which you want to add a file attachment and choose Comment > Attachments > Attach a File .

  2. Click on the page where you want to attach a file.

  3. In the Open dialog box, choose a file you want to attach, select it, and click Open.

  4. The file attachment icon appears on the page. Do either of the following to open the file:

    • Double-click on it to open.

    • Right-click on it and select Open.

Note: files attached via Document > Navigation > Attachment will not be shown in the Comments panel.

Note: to view an attachment file, you must have the application installed on your computer that can open the file.


To edit properties of a file attachment

  1. Using either the Hand tool or the Select tool, right-click on the file attachment icon and select Properties….

  2. In the File Attachment Properties dialog box, do any of the following as needed:

    • On the Display tab, set up the appearance of the file attachment icon.

    • On the Author and Subject tab, you can edit the Author and Subject details and add description to the attachment. The description is displayed on the corresponding File Attachment column in the Comment panel.

    • On the History tab, you can view all changes made to the file attachment.


The file attachment description displayed in the Comments panel.


To open and save a file attachment

  • To open a file attachment, directly double-click the file attachment icon to open it. Or, right-click on the file attachment icon and select Open from the options.

  • To save a file attachment, choose File > Save As and specify a location to save it. The embedded file attachment is saved along with the PDF file.

Note: the attached files are embedded in the PDF and always saved with the PDF they are attached to.