File Extension DLX

  • Full name
    Sony VDU File Format Importer
  • Developer
  • Popularity
Have you encountered a problem with a DLX 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 DLX file here. In the further part of this page we have added a list of programs that should open your DLX file. It is enough you choose a proper application for your operating system, download and install it.


The file extension DLX marks video files in the format of the Sony Video Disk Unit (VDU). The Sony VDU is the slightly older DVCAM hard disk recorder DSR-DU1, which can be used together with various Sony camcorders.

The DSR-DU1 is connected to both the camcorders and the computer for video editing via FireWire.

Programs which can open a DLX file

How to open a DLX file? Advice and guidance

Absolutely most often appearing reason that prevents you from opening the DLX 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 DLX 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 DLX files. At this point we are looking for disk space where the application was installed in and we can link it with a DLX file. Since then, our operating system will use the selected program to support all DLX files.

Other issues

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

- verify that the DLX 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 DLX 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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