Filename Extensions
If you are seeking information about file extensions, then you are in the right place at right time.

Details of extension .w3u

1 extension(s) and 0 alias(es) in our database

Below, you can find answers to the following questions:

  • What is the .w3u file?
  • Which program can create the .w3u file?
  • Where can you find a description of the .w3u format?
  • What can convert .w3u files to a different format?
  • Which MIME-type is associated with the .w3u extension?
.w3u
Warcraft 3 Custom Map .w3u file icon

Warcraft 3 Custom Map

W3U file is a Warcraft 3 Custom Map. Warcraft 3 is a real-time strategy game from Blizzard Entertainment.
Detailed description not available
Category: Game Data files
Application: Warcraft 3
Program name: -
Mime-type: application/octet-stream
Magic bytes (HEX): -
Magic string (ASCII): -
Aliases:
-
Links:
-
Related extensions:
Doom Data File
Unreal Tournament 2003 Map File
StarCraft Map
Company of Heroes Map
MoPaQ Archive
Project Snowblind Game Data
Age of Mythology Lighting Data
WWII Fighters Audio Data
Warcraft 3 Map

Other types of files may also use the .w3u file extension. If you have helpful information about .w3u extension, write to us!

Is it possible that the filename extension is misspelled?

We found the following similar extensions in our database:

Watchfire Bobby URL List
Wwise Work Unit

The .w3u filename extension is often given incorrectly!

According to the searches on our site, these misspellings were the most common in the past year:

w3i (1), wu (1), wwu (1)

Can't open a .w3u file?

If you want to open a .w3u file on your computer, you just need to have the appropriate program installed. If the .w3u association isn't set correctly, you may receive the following error message:

Windows can't open this file:

File: example.w3u

To open this file, Windows needs to know what program you want to use to open it. Windows can go online to look it up automatically, or you can manually select from a list of programs that are installed on your computer.

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.

Supported operating systems

Windows Server 2003/2008/2012/2016, Windows 7, Windows 8, Windows 10, Linux, FreeBSD, NetBSD, OpenBSD, Mac OS X, iOS, Android

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