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DWM file extension

The table below provides useful information about the .dwm file extension. It answers questions such as:

  • What is the .dwm file?
  • What program do I need to open a .dwm file?
  • How can the .dwm file be opened, edited or printed?
  • How can I convert .dwm files to another format?

Table of Contents

We hope you find this page helpful and a valuable resource!

1 extension(s) and 0 alias(es) found in database

✅ Davis-Wilder Mann Format File

DWM file is a Davis-Wilder Mann Format File. Davis-Wilder Mann format file is a GCA Mann 3600 command file. The GCA Mann 3600 pattern generator is designed for patterning standard 5" x 5" mask plates for use in optical lithography.
DWM format description not yet available
Category: Data files
Application: GCA Mann 3600 PG
Mime-type: application/octet-stream
Magic number: -
Magic string: -
Sample: -
DWM aliases:
DWM related links:
DWM related extensions:

Other types of files may also use the .dwm file extension.

🚫 The .dwm file extension is often given incorrectly!

According to the searches on our site, these misspellings were the most common in the past year:

cwm, dam, ddm, dem, dm, dmw, dsm, dw, dwh, dwj, dwk, dwl, dwn, ewm, rwm

Is it possible that the filename extension is misspelled?

We found the following similar file extensions in our database:

Common Warehouse Metamodel File
Autodesk AutoCAD Drawing Lock
AQUA Generic Distance Restraints Summary Data
Microsoft xWMA Compressed Audio
SOBEK Digital Elevation Map Data
WinDev WDINT Extraction File
DeltaMaster Analysis Model
Cisco Router Firmware Update
David Whittaker Format Music
DRM Delivery Message

🔴 Can't open a .dwm file?

When you double-click a file to open it, Windows examines the filename extension. If Windows recognizes the filename extension, it opens the file in the program that is associated with that filename extension. When Windows does not recognize a filename extension, you receive the following message:

Windows cannot open this file:


To open this file, Windows needs to know what program you want to use to open it...

If you don't know how to set the .dwm file association, check the FAQ.

🔴 Can I change the extension of files?

Changing the filename extension of a file is not a good idea. When you change a file's extension, you change the way programs on your computer read the file. The problem is, changing the file extension does not change the file format.

If you have helpful information about the .dwm file extension, write to us!

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