.DDF File Extension

File Type:
Diamond Directive File

Having trouble opening .ddf extension? Don't panic! This page explains what ddf files are as well as suggests programs you may use to open ddf files. You can download these programs through this page.

What is a DDF file?

Ddf file extension has Diamond Directive file type, developed by Microsoft, which is associated with the "settings files" category.

These files are used for detailing parameters for compressing .CAB files. They are saved in a plain text format. It is not advisable to alter DDF files unless it is really necessary and you don’t have any other options left. DDF files are not archived within the final CAB file. They are needed just for settings description for compressing procedure.

To learn how you can open the given file, read the information below.

ddf file icon
File Type:
Diamond Directive File
Settings Files

How to open DDF file?

Double click the ddf file to open it. The file will open automatically if file associations have been correctly installed and there is a proper program on your computer; if not, file associations may be corrupted and your OS either cannot find the proper program, or you might not have one for opening the file. First, we recommend downloading our utility to fix file association errors; then, you can download any program for opening the .ddf extension from the ones suggested below. If you are certain there is nothing wrong with the file associations, you may proceed to method 2 right away; besides, if you can't make up your mind when choosing the right program, use Universal File Viewer from the last method.

Method 1: Fix file association errors

Follow these steps in order to automatically fix the ddf extension associations' problem in no time:

  • Step 1: Click on "Download Solution" to download automatic tool provided by WikiExt.
  • Step 2: Click "Start Scan" to identify all potential issues.
  • Step 3: Review scan results and click "Fix Items".

File Size: 3.04 MB, Download time: < 1 min. on DSL/ADSL/Cable

This Tool is Compatible With: Windows XP, Vista, 7, 8/8.1, 10

Method 2: Download the appropriate software

The given list provides programs which may be used for opening or converting the ddf file. Choose the proper program for your OS, and click it to start the download or proceed to the developer's website.

Programs that open DDF files

Method 3: Use universal file viewer

In addition to the list of programs above, we recommend using Universal File Viewer. This tool can open over 250 file extensions and, most likely, it will be able to open the ddf file as well. Download Universal File Viewer for your OS.

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