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6. Click the '''Save''' button.
<u>'''[[Display Additional File Attributes for PDF Documents]]'''</u>
* If the '''Single File''' field is going to store a PDF file, you can also create a [[Custom Field Type (109): Read Only – System Variables|Read Only - System Variables]] field to display additional attributes about the file (called Meta Data).
* The additional attributes that can be extracted and displayed are: author, creator, producer, keywords, subject, title, number of pages, creation date and modified date.
