Home : File Types : MCW File (2 File Associations)

.MCW File Extension

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File Type 1Monitor Calibration Wizard File

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CategorySettings Files


File format categories include Binary, Text, XML, and Zip. The format of this file type has not been determined.


Settings file created by Monitor Calibration Wizard, a program used to adjust monitor display settings; stores a monitor adjustment profile, which includes settings for brightness and color.

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Monitor Calibration Wizard profiles are often used for fixing tinting or brightness problems with old monitors. They can also be used for saving custom display settings for gaming or graphics editing.

Program(s) that open .MCW files
Updated 2/4/2011

File Type 2MacWrite II Document

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CategoryText Files


This file is saved in a binary format, which requires a specific program to read its contents.


Document created by MacWrite II, an older word processing program for Macintosh computers; stores text and basic page formatting information; can be opened by MacWrite II, ClarisWorks, and AppleWorks, but each of these products has been discontinued.

More Information

NOTE: MacWrite also uses the .MW file extension for documents.

Program(s) that open .MCW files
Mac OS X LogoMac
Apple MacWrite
Apple ClarisWorks
Apple AppleWorks
Updated 8/10/2014