Using Attach a Sound, you can add a prerecorded WAV file or record one yourself. The audio attachment appears in the Comments panel and you can further edit properties of the sound attachment icon and view the history of changes.


To add a prerecorded audio comment

  1. Choose Comment > Attachments > Attach a Sound .

  2. Click on the page where you want to place an audio comment.

  3. In the Attach Sound dialog box, click the Browse… button and select the audio file you want to add. Click Open.

  4. The sound attachment icon appears on the page and you can then right-click to edit its visual characteristics.


To record an audio comment and place it in a PDF

  1. Choose Comment > Attachments > Attach a Sound.

  2. Click on the page where you want to place an audio comment and the Attach Sound dialog box appears.

  3. In the dialog box, click the Record button and speak into the microphone. Note that this button appears only when your computer has supported hardware for recording purpose. When you are done with recording, click the Stop button to finish. Click OK.

  4. You can then click the Play button to play the file.


Computers with supported hardware to record audio.


     
Computers without supported hardware to record audio.


To edit properties of an audio attachment

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

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

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

    • On the Author and Subject tab, you can edit the Author and Subject details and add description to the attachment. The description appears on the corresponding Sound Attachment column in the Comments panel.

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