MNM File Extension

MNM file icon
Character Studio Marker Name Format
  • Developer
    Autodesk
  • Popularity
    3 (2 votes)

What is MNM file?

MNM filename suffix is mostly used for Character Studio Marker Name Format files. Character Studio Marker Name Format specification was created by Autodesk. Files with MNM extension may be used by programs distributed for Windows platform. MNM file format, along with 231 other file formats, belongs to the 3D Image Files category. The software recommended for managing MNM files is 3ds Max.

Programs which support MNM file extension

Below is a table that list programs that support MNM files. MNM files can be encountered on all system platforms, including mobile, yet there is no guarantee each will properly support such files.

Programs that support MNM file

Windows Windows

How to open file with MNM extension?

Being unable to open files with MNM extension can be have various origins. Fortunately, most common problems with MNM files can be solved without in-depth IT knowledge, and most importantly, in a matter of minutes. We have prepared a listing of which will help you resolve your problems with MNM files.

Step 1. Install 3ds Max software

The main and most frequent cause precluding users form opening MNM files is that no program that can handle MNM files is installed on user’s system. The solution to this problem is very simple. Download 3ds Max and install it on your device. Above you will find a complete listing of programs that support MNM files, classified according to system platforms for which they are available. The safest method of downloading 3ds Max installed is by going to developer’s website () and downloading the software using provided links.

Step 2. Update 3ds Max to the latest version

If the problems with opening MNM files still occur even after installing 3ds Max, it is possible that you have an outdated version of the software. Check the developer’s website whether a newer version of 3ds Max is available. It may also happen that software creators by updating their applications add compatibility with other, newer file formats. If you have an older version of 3ds Max installed, it may not support MNM format. The most recent version of 3ds Max is backward compatible and can handle file formats supported by older versions of the software.

Step 3. Associate Character Studio Marker Name Format files with 3ds Max

After installing 3ds Max (the most recent version) make sure that it is set as the default application to open MNM files. The next step should pose no problems. The procedure is straightforward and largely system-independent

Change the default application in Windows

  • Choose the Open with entry from the file menu accessed by right-mouse clicking on the MNM file
  • Click Choose another app and then select More apps option
  • To finalize the process, select Look for another app on this PC entry and using the file explorer select the 3ds Max installation folder. Confirm by checking Always use this app to open MNM files box and clicking OK button.

Change the default application in Mac OS

  • Right-click the MNM file and select Information
  • Proceed to the Open with section. If its closed, click the title to access available options
  • Select 3ds Max and click Change for all...
  • Finally, a This change will be applied to all files with MNM extension message should pop-up. Click Continue button in order to confirm your choice.

Step 4. Ensure that the MNM file is complete and free of errors

You closely followed the steps listed in points 1-3, but the problem is still present? You should check whether the file is a proper MNM file. Being unable to access the file can be related to various issues.

1. Verify that the MNM in question is not infected with a computer virus

If the MNM is indeed infected, it is possible that the malware is blocking it from opening. Scan the MNM file as well as your computer for malware or viruses. If the MNM file is indeed infected follow the instructions below.

2. Check whether the file is corrupted or damaged

Did you receive the MNM file in question from a different person? Ask him/her to send it one more time. It is possible that the file has not been properly copied to a data storage and is incomplete and therefore cannot be opened. If the MNM file has been downloaded from the internet only partially, try to redownload it.

3. Check if the user that you are logged as has administrative privileges.

There is a possibility that the file in question can only be accessed by users with sufficient system privileges. Switch to an account that has required privileges and try opening the Character Studio Marker Name Format file again.

4. Check whether your system can handle 3ds Max

If the system is under havy load, it may not be able to handle the program that you use to open files with MNM extension. In this case close the other applications.

5. Ensure that you have the latest drivers and system updates and patches installed

Up-to-date system and drivers not only makes your computer more secure, but also may solve problems with Character Studio Marker Name Format file. Outdated drivers or software may have caused the inability to use a peripheral device needed to handle MNM files.

Do you want to help?

If you have additional information about the MNM file, we will be grateful if you share it with our users. To do this, use the form here and send us your information on MNM file.

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