UT3 file icon

UT3 File Extension

Unreal Tournament 3 Map Format
  • Developer
    Epic Games
  • Category
  • Popularity
    3 (2 votes)

What is UT3 file?

UT3 is a file extension commonly associated with Unreal Tournament 3 Map Format files. Epic Games defined the Unreal Tournament 3 Map Format format standard. UT3 file format is compatible with software that can be installed on Windows system platform. Files with UT3 extension are categorized as Game Files files. The Game Files subset comprises 1509 various file formats. The software recommended for managing UT3 files is Unreal Tournament 3. Software named Unreal Tournament 3 was created by Epic Games, Inc.. In order to find more detailed information on the software and UT3 files, check the developer’s official website.

Programs which support UT3 file extension

Below is a table that list programs that support UT3 files. Files with UT3 extension, just like any other file formats, can be found on any operating system. The files in question may be transferred to other devices, be it mobile or stationary, yet not all systems may be capable of properly handling such files.

Programs that support UT3 file

How to open file with UT3 extension?

Being unable to open files with UT3 extension can be have various origins. Fortunately, most common problems with UT3 files can be solved without in-depth IT knowledge, and most importantly, in a matter of minutes. The list below will guide you through the process of addressing the encountered problem.

Step 1. Get the Unreal Tournament 3

Install software to open UT3 file Problems with opening and working with UT3 files are most probably having to do with no proper software compatible with UT3 files being present on your machine. The solution to this problem is very simple. Download Unreal Tournament 3 and install it on your device. The full list of programs grouped by operating systems can be found above. One of the most risk-free method of downloading software is using links provided by official distributors. Visit Unreal Tournament 3 website and download the installer.

Step 2. Check the version of Unreal Tournament 3 and update if needed

Update software that support file extension UT3If the problems with opening UT3 files still occur even after installing Unreal Tournament 3, it is possible that you have an outdated version of the software. Check the developer’s website whether a newer version of Unreal Tournament 3 is available. Software developers may implement support for more modern file formats in updated versions of their products. If you have an older version of Unreal Tournament 3 installed, it may not support UT3 format. All of the file formats that were handled just fine by the previous versions of given program should be also possible to open using Unreal Tournament 3.

Step 3. Assign Unreal Tournament 3 to UT3 files

If you have the latest version of Unreal Tournament 3 installed and the problem persists, select it as the default program to be used to manage UT3 on your device. The process of associating file formats with default application may differ in details depending on platform, but the basic procedure is very similar.

Associate software with UT3 file on Windows

Change the default application in Windows

  • Right-click the UT3 file and choose Open with option
  • Click Choose another app and then select More apps option
  • Finally select Look for another app on this PC, point to the folder where Unreal Tournament 3 is installed, check the Always use this app to open UT3 files box and conform your selection by clicking OK button
Associate software with UT3 file on Mac

Change the default application in Mac OS

  • By clicking right mouse button on the selected UT3 file open the file menu and choose Information
  • Proceed to the Open with section. If its closed, click the title to access available options
  • Select the appropriate software and save your settings by clicking Change all
  • A message window should appear informing that This change will be applied to all files with UT3 extension. By clicking Continue you confirm your selection.

Step 4. Ensure that the UT3 file is complete and free of errors

You closely followed the steps listed in points 1-3, but the problem is still present? You should check whether the file is a proper UT3 file. Being unable to access the file can be related to various issues.

Check UT3 file for viruses
1. Check the UT3 file for viruses or malware

Should it happed that the UT3 is infected with a virus, this may be that cause that prevents you from accessing it. Scan the UT3 file as well as your computer for malware or viruses. If the scanner detected that the UT3 file is unsafe, proceed as instructed by the antivirus program to neutralize the threat.

2. Verify that the UT3 file’s structure is intact

If you obtained the problematic UT3 file from a third party, ask them to supply you with another copy. It is possible that the file has not been properly copied to a data storage and is incomplete and therefore cannot be opened. If the UT3 file has been downloaded from the internet only partially, try to redownload it.

3. Verify whether your account has administrative rights

Sometimes in order to access files user need to have administrative privileges. Log in using an administrative account and see If this solves the problem.

4. Verify that your device fulfills the requirements to be able to open Unreal Tournament 3

If the system is under havy load, it may not be able to handle the program that you use to open files with UT3 extension. In this case close the other applications.

5. Check if you have the latest updates to the operating system and drivers

Up-to-date system and drivers not only makes your computer more secure, but also may solve problems with Unreal Tournament 3 Map Format file. Outdated drivers or software may have caused the inability to use a peripheral device needed to handle UT3 files.

Do you want to help?

If you have additional information about the UT3 file, we will be grateful if you share it with our users. To do this, use the form here and send us your information on UT3 file.

Top File Extensions
Show more
File Extension of the day
cnf icon


MySQL Configuration Format

CNF is a configuration file associated with MySQL relational database. CNF files store databases startup information in plain text. The main CNF fi...