>> UE4 file

UE4 file format description

Many people share .ue4 files without attaching instructions on how to use it. Yet it isn’t evident for everyone which program a .ue4 file can be edited, converted or printed with. On this page, we try to provide assistance for handling .ue4 files.

1 filename extension(s) found in our database.

.ue4 - Unreal Engine 4 Data

The UE4 game data files are related to Unreal Engine 4. UE4 file is an Unreal Engine 4 Data. The Unreal Engine is a widely-used game engine developed by Epic Games.

Unreal Engine 4
Game Data files
- / -
Unreal Engine 4 Data related extensions:
Baldurs Gate: Dark Alliance Game Data
Unreal Championship 2: The Liandri Conflict Data
Unreal Tournament Server Data
Wolfenstein: Enemy Territory Demo Movie
Mario Kart Wii Mod Effect Data
King Arthur's Gold Map

Naturally, other applications may also use the .ue4 file extension. Even harmful programs can create .ue4 files. Be especially cautious with .ue4 files coming from an unknown source!

Can't open a .ue4 file?

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

Windows can't open this file:


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 one from a list of programs that are installed on your computer.

To avoid this error, you need to set the file association correctly.

The .ue4 file extension is often given incorrectly!

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

eu4, he4, ue

Is it possible that the filename extension is misspelled?

Similar file extensions in our database:

Humongous Entertainment Game Archive
Europa Universalis IV Saved Game
Uuencoded Data
Hierarchical Data Format Release 4 Data

Operating systems currently supports the following operating systems:

Windows XP/Vista, Windows 7/8, Windows 10, CentOS, Debian GNU/Linux, Ubuntu Linux, FreeBSD, Mac OS X, iOS, Android

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