>> ACTM file

ACTM file format description

Many people share .actm files without attaching instructions on how to use it. Yet it isn’t evident for everyone which program a .actm file can be edited, converted or printed with. On this page, we try to provide assistance for handling .actm files.

1 filename extension(s) found in our database.

.actm - Autodesk AutoCAD Action Macro

The ACTM data files are related to Autodesk AutoCAD. ACTM file is an Autodesk AutoCAD Action Macro. Autodesk AutoCAD is a CAD software application for 2D and 3D design and drafting.

Autodesk AutoCAD
Data files
- / -
Autodesk AutoCAD Action Macro related extensions:
Autodesk 3D Studio MAX XML Animation
Autodesk 3D Studio MAX XML Animation Map
Autodesk 3D Studio MAX Container
Autodesk 3D Studio MAX UVW Coordinates
3D Studio Max IGES Output Log
3D Studio Max IGES Input Log

Naturally, other applications may also use the .actm file extension. Even harmful programs can create .actm files. Be especially cautious with .actm files coming from an unknown source!

Can't open a .actm 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 can't open this file:


To open this file, Windows needs to know what program you want to use to open it. Windows can go online to look it up automatically, or you can manually select one from a list of programs that are installed on your computer.

To avoid this error, you need to set the file association correctly.

The .actm file extension is often given incorrectly!

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

acfm, acm, act, astm, atm, ctm

Is it possible that the filename extension is misspelled?

Similar file extensions in our database:

Adobe Photoshop Color Table
Microsoft Office Assistant Actor
OptionVue Portfolio Manager Account Data
Adobe Composite Font Metrics
CrazyTalk Model Data
Microsoft Audio Compression Manager Codec

Operating systems currently supports the following operating systems:

Windows XP/Vista, Windows 7/8, Windows 10, CentOS, Debian GNU/Linux, Ubuntu Linux, FreeBSD, Mac OS X, iOS, Android

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