D3M File Extension

D3M file icon
Descent Game
  • Developer
    Interplay Entertainment Corporation
  • Popularity
    0 ( votes)

What is D3M file?

D3M filename suffix is mostly used for Descent Game files. Descent Game specification was created by Interplay Entertainment Corporation. D3M files are supported by software applications available for devices running Windows. D3M file format, along with 1248 other file formats, belongs to the Game Files category. Descent is by far the most used program for working with D3M files. Descent software was developed by Interplay Entertainment Corporation, and on its official website you may find more information about D3M files or the Descent software program.

Programs which support D3M file extension

Below is a table that list programs that support D3M files. Files with D3M suffix can be copied to any mobile device or system platform, but it may not be possible to open them properly on target system.

Programs that support D3M file

Windows Windows

How to open file with D3M extension?

Being unable to open files with D3M extension can be have various origins. What is important, all common issues related to files with D3M extension can be resolved by the users themselves. The process is quick and doesn’t involve an IT expert. We have prepared a listing of which will help you resolve your problems with D3M files.

Step 1. Get the Descent

The most common reason for such problems is the lack of proper applications that supports D3M files installed on the system. The solution is straightforward, just download and install Descent. On the top of the page a list that contains all programs grouped based on operating systems supported can be found. The safest method of downloading Descent installed is by going to developer’s website (Interplay Entertainment Corporation) and downloading the software using provided links.

Step 2. Check the version of Descent and update if needed

You still cannot access D3M files although Descent is installed on your system? Make sure that the software is up to date. 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 Descent installed, it may not support D3M format. The latest version of Descent should support all file formats that where compatible with older versions of the software.

Step 3. Associate Descent Game files with Descent

After installing Descent (the most recent version) make sure that it is set as the default application to open D3M files. The process of associating file formats with default application may differ in details depending on platform, but the basic procedure is very similar.

Change the default application in Windows

  • Clicking the D3M with right mouse button will bring a menu from which you should select the Open with option
  • Select Choose another app → More apps
  • To finalize the process, select Look for another app on this PC entry and using the file explorer select the Descent installation folder. Confirm by checking Always use this app to open D3M files box and clicking OK button.

Change the default application in Mac OS

  • By clicking right mouse button on the selected D3M file open the file menu and choose Information
  • Find the Open with option – click the title if its hidden
  • From the list choose the appropriate program and confirm by clicking Change for all....
  • A message window should appear informing that This change will be applied to all files with D3M extension. By clicking Continue you confirm your selection.

Step 4. Verify that the D3M is not faulty

If you followed the instructions form the previous steps yet the issue is still not solved, you should verify the D3M file in question. It is probable that the file is corrupted and thus cannot be accessed.

1. Verify that the D3M in question is not infected with a computer virus

Should it happed that the D3M is infected with a virus, this may be that cause that prevents you from accessing it. It is advised to scan the system for viruses and malware as soon as possible or use an online antivirus scanner. If the scanner detected that the D3M file is unsafe, proceed as instructed by the antivirus program to neutralize the threat.

2. Ensure the file with D3M extension is complete and error-free

If the D3M file was sent to you by someone else, ask this person to resend the file to you. 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 D3M file has been downloaded from the internet only partially, try to redownload it.

3. Ensure that you have appropriate access rights

Sometimes in order to access files user need to have administrative privileges. Log in using an administrative account and see If this solves the problem.

4. Make sure that the system has sufficient resources to run Descent

If the system is under havy load, it may not be able to handle the program that you use to open files with D3M extension. In this case close the other applications.

5. Verify that your operating system and drivers are up to date

Up-to-date system and drivers not only makes your computer more secure, but also may solve problems with Descent Game file. It may be the case that the D3M files work properly with updated software that addresses some system bugs.

Do you want to help?

If you have additional information about the D3M 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 D3M file.

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