Attach one or more files to a PDF, from any application

Acrobat

Rather than send a number of individual files, just attach them to your PDF and send a single file. The other files can be opened up and/or saved to disk, even by users of the
free Adobe Reader.

1) Use the Attach File button or choose [Document, Attach a File].

2) Select the file(s) you wish to attach e.g.

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