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Basic information about 3TH file

When there is a problem with opening files with the file extension 3TH（*.3TH or *.3th）, you do not need a computer expert. In most cases, using the helpful suggestions of experts contained in our website as well as appropriate programs, you can solve the problem with the 3TH file yourself.

There are 1 file types using the 3TH file extension in our database. In the further part of this page, you will find detail information about all the 3TH file with their brief description and a list of programs that support 3TH file sorted by operating systems. The table below provides useful information about the 3TH file extension. It answers questions such as:
  • What is the 3TH file?
  • How to open a 3TH file?
  • What programs do I need to open a 3TH file?
  • What programs help to create and edit a 3TH file?
  • How to convert 3TH files to another file format?
  • How to convert another files to 3TH file format?


1.Detail information about 3TH file extension: Microsoft 3D Movie Maker Thumbnail Data

File type Microsoft 3D Movie Maker Thumbnail Data Category Misc Files
Developer Microsoft Corporation File format N/A
Description 3TH file is a Microsoft 3D Movie Maker Thumbnail Data developed by Microsoft Corporation. 3TH filename suffix is mostly used for Microsoft 3D Movie Maker Thumbnail Data files. Microsoft 3D Movie Maker Thumbnail Data specification was created by Microsoft Corporation. Files with 3TH extension may be used by programs distributed for Windows platform. The software recommended for managing 3TH files is 3D Movie Maker. On the official website of Microsoft Corporation developer not only will you find detailed information about the3D Movie Maker software, but also about 3TH and other supported file formats.
Software programs that will open, edit or convert 3TH files

Windows		 3D Movie Maker



Can't open a 3TH file?

When you click a file to open it, operating system examines the filename extension. If operating system recognizes the filename extension, it opens the file in the program that is associated with that filename extension. When operating system does not recognize a filename extension, you receive the following message:

”Can't open this file: example.3TH”。

To open this file, you install one of the applications from the list of software programs that you found here, you should be able to open, edit or convert the file with the 3TH extension without any issue.


Where I can download the application that support 3TH file?

If you do not know where you can download the application from our list, click on the link (which is the name of the program), you will find more information there on the location where to download the required application. Most often they are the websites of software manufacturers.


How to change file associations?

  • Right-click a file with the extension whose association you want to change, and then click "Open With".
  • In the "Open With" dialog box, click the program whith which you want the file to open, or click "Browse" to locate the program that you want.
  • Select the ”Always use the selected program to open this kind of file” check box.


Can I change the extension of 3TH files?

Changing the filename extension of a file is not a good idea. When you change a file's extension, you change the way programs on your computer read/open the file. The problem is, changing the file extension does not change the file format. Select a software program from our list and install it on your computer. If the file has not opened correctly, you have to look for a different software program from our list. Sometimes you have to repeat the operation several times.


What else may cause problems width open a 3TH file?

The reasons for the lack of the ability to open a 3TH file on your computer may be at least several. The easiest thing is to find a suitable application installed on your computer, which will open a 3TH file. If there is still something wrong, you might want to check:

  • Whether the 3TH file is damaged.
  • Whether the 3TH file is incorrectly linked in the registry entries.
  • Whether the 3TH file extension has been accidentally removed from the Windows registry.
  • Whether the installation of an application that supports the 3TH file format is incompletely.
  • Whether the 3TH file is infected.
  • Whether the drivers of the equipment used for opening a 3TH file are up to date.
  • Whether your computer has enough hardware resources to open a 3TH file.

If the 3TH file still not working with your software after eliminating the above shortcomings? That means that the problem is more complex and requires the help of a specialist.