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Basic information about W3X file

When there is a problem with opening files with the file extension W3X（*.W3X or *.w3x）, 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 W3X file yourself.

There are 1 file types using the W3X file extension in our database. In the further part of this page, you will find detail information about all the W3X file with their brief description and a list of programs that support W3X file sorted by operating systems. The table below provides useful information about the W3X file extension. It answers questions such as:
  • What is the W3X file?
  • How to open a W3X file?
  • What programs do I need to open a W3X file?
  • What programs help to create and edit a W3X file?
  • How to convert W3X files to another file format?
  • How to convert another files to W3X file format?


1.Detail information about W3X file extension: Warcraft 3 Expansion Map FIle

File type Warcraft 3 Expansion Map FIle Category Game Files
Developer Blizzard Entertainment File format Binary
Description W3X file is a Warcraft 3 Expansion Map FIle developed by Blizzard Entertainment. A W3X file is a game map or scenario created for Warcraft III: The Frozen Throne expansion pack. It contains terrain information, regions, units, and other objects that can be placed within the map. W3X files may be included with the game or created by players using the Warcraft III World Editor.
Software programs that will open, edit or convert W3X files

Windows		 Blizzard Warcraft 3: The Frozen Throne
Blizzard Warcraft 3 World Editor
Warcraft III: The Frozen Throne

macOS		 Blizzard Warcraft 3: The Frozen Throne
Blizzard Warcraft 3 World Editor
Warcraft III: Reign of Chaos



Can't open a W3X 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.W3X”。

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 W3X extension without any issue.


Where I can download the application that support W3X 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 W3X 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 W3X file?

The reasons for the lack of the ability to open a W3X 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 W3X file. If there is still something wrong, you might want to check:

  • Whether the W3X file is damaged.
  • Whether the W3X file is incorrectly linked in the registry entries.
  • Whether the W3X file extension has been accidentally removed from the Windows registry.
  • Whether the installation of an application that supports the W3X file format is incompletely.
  • Whether the W3X file is infected.
  • Whether the drivers of the equipment used for opening a W3X file are up to date.
  • Whether your computer has enough hardware resources to open a W3X file.

If the W3X 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.