3DO file icon

3DO File Extension

Total Annihilation Object
  • Developer
    Cavedog Entertainment
  • Category
  • Popularity
    4.5 (2 votes)

What is 3DO file?

Full format name of files that use 3DO extension is Total Annihilation Object. Total Annihilation Object specification was created by Cavedog Entertainment. Files with 3DO extension may be used by programs distributed for Windows platform. 3DO file belongs to the Game Files category just like 1509 other filename extensions listed in our database. 3D Object Converter supports 3DO files and is the most frequently used program to handle such files, yet 1 other tools may also be used. On the official website of 3D Object Converter Team developer not only will you find detailed information about the3D Object Converter software, but also about 3DO and other supported file formats.

Programs which support 3DO file extension

Programs that can handle 3DO files are as follows. Files with 3DO 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 3DO file

How to open file with 3DO extension?

Problems with accessing 3DO may be due to various reasons. On the bright side, the most encountered issues pertaining to Total Annihilation Object files aren’t complex. In most cases they can be addressed swiftly and effectively without assistance from a specialist. The following is a list of guidelines that will help you identify and solve file-related problems.

Step 1. Get the 3D Object Converter

Install software to open 3DO file The most common reason for such problems is the lack of proper applications that supports 3DO files installed on the system. This one is an easy one. Select 3D Object Converter or one of the recommended programs (for example, Total Annihilation) and download it from appropriate source and install on your system. The full list of programs grouped by operating systems can be found above. The safest method of downloading 3D Object Converter installed is by going to developer’s website (3D Object Converter Team) and downloading the software using provided links.

Step 2. Verify the you have the latest version of 3D Object Converter

Update software that support file extension 3DOIf the problems with opening 3DO files still occur even after installing 3D Object Converter, it is possible that you have an outdated version of the software. Check the developer’s website whether a newer version of 3D Object Converter is available. Sometimes software developers introduce new formats in place of that already supports along with newer versions of their applications. The reason that 3D Object Converter cannot handle files with 3DO may be that the software is outdated. The latest version of 3D Object Converter should support all file formats that where compatible with older versions of the software.

Step 3. Associate Total Annihilation Object files with 3D Object Converter

If the issue has not been solved in the previous step, you should associate 3DO files with latest version of 3D Object Converter you have installed on your device. The method is quite simple and varies little across operating systems.

Associate software with 3DO file on Windows

The procedure to change the default program in Windows

  • Choose the Open with entry from the file menu accessed by right-mouse clicking on the 3DO file
  • Click Choose another app and then select More apps option
  • Finally select Look for another app on this PC, point to the folder where 3D Object Converter is installed, check the Always use this app to open 3DO files box and conform your selection by clicking OK button
Associate software with 3DO file on Mac

The procedure to change the default program in Mac OS

  • From the drop-down menu, accessed by clicking the file with 3DO extension, select Information
  • Open the Open with section by clicking its name
  • 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 3DO extension. By clicking Continue you confirm your selection.

Step 4. Verify that the 3DO is not faulty

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 3DO file. Problems with opening the file may arise due to various reasons.

Check 3DO file for viruses
1. Check the 3DO file for viruses or malware

Should it happed that the 3DO is infected with a virus, this may be that cause that prevents you from accessing it. Scan the 3DO file as well as your computer for malware or viruses. If the scanner detected that the 3DO file is unsafe, proceed as instructed by the antivirus program to neutralize the threat.

2. Ensure the file with 3DO extension is complete and error-free

Did you receive the 3DO file in question from a different person? Ask him/her to send it one more time. During the copy process of the file errors may occurred rendering the file incomplete or corrupted. This could be the source of encountered problems with the file. When downloading the file with 3DO extension from the internet an error may occurred resulting in incomplete file. Try downloading the file again.

3. Ensure that you have appropriate access rights

Some files require elevated access rights to open them. Log out of your current account and log in to an account with sufficient access privileges. Then open the Total Annihilation Object file.

4. Verify that your device fulfills the requirements to be able to open 3D Object Converter

If the systems has insufficient resources to open 3DO files, try closing all currently running applications and try again.

5. Check if you have the latest updates to the operating system and drivers

Latest versions of programs and drivers may help you solve problems with Total Annihilation Object files and ensure security of your device and operating system. Outdated drivers or software may have caused the inability to use a peripheral device needed to handle 3DO files.

Do you want to help?

If you have additional information about the 3DO 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 3DO file.

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