The Quick Way to Open Files with MAS Extension

Different software packages use different file extensions, so if you can't open the MAS file, it could be because:

  • You don't have the associated software on your computer (Focus Master Data Definition, Freelance Graphics Smartmaster File, and QuickCard File are the most popular software packages that use MAS file).

  • You may have Focus Master Data Definition, Freelance Graphics Smartmaster File, or QuickCard File but your computer is not configured to associate MAS files with the relevant software.

  • The file is corrupt.


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If You Don't Have Focus Master Data Definition, Freelance Graphics Smartmaster File, or QuickCard File Software Installed

In order to open your MAS file, you will have to download Focus Master Data Definition, Freelance Graphics Smartmaster File, QuickCard File, or another similar software package.

If Your Computer is Not Configured to Open MAS Files

If you have the relevant software, but your computer still won't open the software, you will have to change the file associations on Windows or Mac. Depending on your operating system, you can ensure that your computer always open MAS files using Focus Master Data Definition, Freelance Graphics Smartmaster File, QuickCard File, or another program of your choice that uses MAS files.

If that still doesn't work, you can get in touch with your software developer to find out what you can do. You can contact any of these developers for more information or assistance:

Software Developer
Focus Master Data Definition Microsoft Developer
Freelance Graphics Smartmaster File IBM
QuickCard File Unknown
WebFOCUS / FOCUS / Web390 MASter File Description (Information Builders) MFD
Nascar SimRacing Data Windows Software
Make A Storybook Storybook Kennard Consulting
Access Stored Procedures Microsoft Corporation

If the MAS File is Corrupt

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In some instances, you may receive an error message stating that the file is corrupt. If you have tried all of the above, and it still doesn't work, download or request a new copy to see if that works.


Open MAS File the Easy Way

If you don't want to download Focus Master Data Definition, Freelance Graphics Smartmaster File, or QuickCard File (for whatever reason), and the other options also don't work... that's okay!

Even though some MAS files must be opened in a program for which it was developed (binary format), you may still be able to open it in a universal file viewer such as File Magic. Download File Magic now from the Microsoft Store and open your MAS file!

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