File Extension UDCX

  • Full name
    Microsoft Office Universal Data Connection Format
  • Developer
  • Popularity
Have you encountered a problem with a UDCX file? Don’t you know which program opens a file with this extension? You will find all the information you need about working with a UDCX file here. In the further part of this page we have added a list of programs that should open your UDCX file. It is enough you choose a proper application for your operating system, download and install it.


The file extension UDCX marks so-called Universal Data Connection files. This is an XML-based format for storing data connections. Udcx files include properties of connections to one or more data sources as well as authentication information.

Originally introduced by Frontpage, the format is now used by various Microsoft products. It is an extension of the ODC standard.

Programs which can open a UDCX file

How to open a UDCX file? Advice and guidance

Absolutely most often appearing reason that prevents you from opening the UDCX file is the lack of a proper application to support it in your operating system. It is notably the first thing you need to address. When one of the programs to support a UDCX file from the list is already installed, you can try to rerun the file. The system should display a message asking you to choose a primary application to support UDCX files. At this point we are looking for disk space where the application was installed in and we can link it with a UDCX file. Since then, our operating system will use the selected program to support all UDCX files.

Other issues

Despite the described problem with UDCX there may be many more problems. If the existing operations were not effective, get involved with the following matters:

- verify that the UDCX file is not damaged and that it has been downloaded or copied in whole
- verify that the file has a file extension that has not been intentionally changed (for example, if it do not contain other information than its extension suggests)
- make sure again whether the UDCX file type is linked in the operating system with a proper program
- make sure that the file is not infected with a virus and you have up to date software and drivers.

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