The Four Best Ways to Open DCA Files

The first way you should always try to open file extension DCA is to double-click it, but when that doesn’t work, there are a few other things you can try. There are lots of programs that can open different file extensions, and there are some simple ways you can tell which one to use.

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Pick the Right Program

Start by choosing the right program to open your DCA file. A few of the most common programs used to open DCA files are listed below. One of them should be able to open your DCA file.

  • Visual Basic X DateBook File
  • IBM DisplayWrite Document Content Architecture Text File
  • D-PAS Portfolio Manager File
  • DCA Archiver Compressed Archive

Note the File Type

Other programs may be able to open your DCA file, depending on the type of file it is. You can find the file type listed in the file’s properties. On a Windows PC, right-click the file, click "Properties", then look under “Type of File.” On a Mac computer, right-click the file, click “More Info,” then look under “Kind”.

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Tip: If it’s the DCA file extension, it probably falls under the Uncommon Files type, so any program used for Uncommon Files should open your DCA file.

Ask the Developer

Contacting the software developer is another easy way to get help opening a DCA file. You can find the developers for the most common programs used to open DCA files in the list below.

Software Developer
Visual Basic X DateBook File Microsoft Corporation
IBM DisplayWrite Document Content Architecture Text File IBM
D-PAS Portfolio Manager File Windows Programmer
DCA Archiver Compressed Archive Microsoft Developer

Use a Universal File Viewer

When all else fails, a universal file viewer is the best way to open a DCA file. Programs like File Magic (Download) can open many different types of files, depending on the format. Although, some files may not be compatible with these programs. If your DCA file isn’t compatible, it will only open in binary format.


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1File types that are unsupported can be opened in binary format.

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