I cannot open a 3DX file. What should I do? Help!

Virtually anyone has encountered some problems with opening unknown files while working on a computer. It can be very frustrating. Yet such problems, not only with 3DX files, can be addressed in a standard way. Follow the steps below and we can guarantee that your problem with opening 3DX will be resolved!

3DX File Extension

File
  • File type Rhino 3D Graphic
  • File developer N/A
  • File category 3D Image Files
  • File popularity rating
    • Star
    • Star
    • Star
Open

How to open 3DX file?

If given user account does not have necessary permissions to open files with 3DX extension, it is highly probable that no program that supports given files is installed on the users’ system. Below is a list of actions user should pursue in order to resolve most common problems.

Step 1. Download and install application that supports 3DX files

After the application has been installed, the system should automatically open 3DX files with given application. Below is the list of relevant programs along with operating systems they are available for:

Programs that support 3DX files

Step 2. Verify whether 3DX files are associated with appropriate software

It is possible that an application that supports 3DX files is not associated with such files. In such case, the program should by manually associated with 3DX files (right-click on the file icon → PropertiesGeneral Tab → In submenu "Open with" and click on "Change" button. System will display a list of suggested programs that support 3DX files. Choose the application by checking the box "Always use the selected application to open this kind of files". System will store this information in its registry and use it to open 3DX files with the selected program.

Changing 3DX file association in registry

File association for 3DX files can be edited manually by editing appropriate entry in Windows System Registry. However, it is discouraged as it may introduce errors to registry if not done properly and may even damage the system.

Step 3. Check 3DX file for other errors

  • 3DX file was not copied properly from storage medium.
  • Antivirus application prevents opening 3DX files. In that case it is recommended to exercise extreme caution and recover or delete infected 3DX file. It is also advised to scan the entire system for malicious software and viruses with antivirus software.
  • For 3DX files downloaded from the internet it is advised to check if the file has been downloaded completely and is not corrupted. If not, the file should be re-downloaded.

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