The readers can access the attached files by clicking the paper clip icon in Adobe Reader or any other PDF reader that supports attachments. They can open or save attached files to their local computer.

Adding Attachments

To add an attachment to a PDF, click Attachments on the Tools tab. An Open File window appears. Select a PDF file or click Cancel if you'd rather select a PDF later. The PDF Attachments window opens, and you can click Browse to select another PDF file to attach files to.

Click Add and select the file you want to attach. That file will appear in the Attachments list. You can add as many files as you want.

Next, click Save As to save your PDF file with the newly added attachments.

Removing Attachments

To remove an attachment from a PDF, open the file in the PDF Attachments window. You’ll see a list of all the files attached to the PDF in the left panel. Select the attachment that you want to remove and then click Remove.

Next, click Save As to save your PDF.

Adding an Attachment to Multiple PDF Files

Click Apply to Multiple. You will be prompted to select a file to attach. Next, you will be prompted to select one or more PDF files. The attachment will be added to all these PDF files when you click OK.

Preview an attachment

Select an attachment in the left pane, and then click Open to open it in its default editor.