>> PDFX file

PDFX file format description

Many people share .pdfx files without attaching instructions on how to use it. Yet it isn’t evident for everyone which program a .pdfx file can be edited, converted or printed with. On this page, we try to provide assistance for handling .pdfx files.

1 filename extension(s) found in our database.

.pdfx - PDF/X Document

The PDFX document files are related to Adobe Acrobat Reader. PDFX file is a PDF/X Document. PDF/X is a subset of the PDF ISO standard. The purpose of PDF/X is to facilitate graphics exchange, and it therefore has a series of printing related requirements which do not apply to standard PDF files.

Adobe Acrobat Reader
Document files
- / -
PDF/X Document related extensions:
Adobe Captivate Design Template
Logicly Circuit Data
OmniOutliner 3 Document Template
Crossword Express Document
DeltaGraph Document
ClarisWorks 3 Spreadsheet

Naturally, other applications may also use the .pdfx file extension. Even harmful programs can create .pdfx files. Be especially cautious with .pdfx files coming from an unknown source!

Can't open a .pdfx file?

When you double-click a file to open it, Windows examines the filename extension. If Windows recognizes the filename extension, it opens the file in the program that is associated with that filename extension. When Windows does not recognize a filename extension, you receive the following message:

Windows can't open this file:


To open this file, Windows needs to know what program you want to use to open it. Windows can go online to look it up automatically, or you can manually select one from a list of programs that are installed on your computer.

To avoid this error, you need to set the file association correctly.

The .pdfx file extension is often given incorrectly!

According to the searches on our site, these misspellings were the most common in the past year:

dfx, pdfz, pdfa, pdex, ldfx, pdx, pdfs, pdf, pdbx

Is it possible that the filename extension is misspelled?

Similar file extensions in our database:

Softdesk Drafix CAD Document
Adobe Acrobat Catalog Index
SmartWare Relate Definition File
Product Data eXchange File
qs-STAT Q-DAS Value File
PKCS #12 Data File

Operating systems

DataTypes.net currently supports the following operating systems:

Windows XP/Vista, Windows 7/8, Windows 10, CentOS, Debian GNU/Linux, Ubuntu Linux, FreeBSD, Mac OS X, iOS, Android

If you find the information on this page useful, please feel free to link to this page.


If you have useful information about the .pdfx file format, then write to us!

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