The File Extensions Database

.USX File Extension

  • Developer by: Epic Games
  • Category: Game Files
  • Format: Binary

What is an .USX file?

.USX is Unreal Static Meshes

3D models used for creating arenas for Unreal games; model shape is static but position, orientation and size can change; created and edited using the Unreal level editor "UnrealEd."

Programs that open Unreal Static Meshes
Epic Games UnrealEd
Dragon UnPACKer
Unreal Tournament Package Tool

How to solve problems with USX files

  • Associate the USX file extension with the correct application. On :
    Windows: Right click on any USX file and then click "Open with" > "Choose another app". Now select another program and check the box "Always use this app to open *.USX files". Mac: Right click (or Ctrl-click) the USX file, then click "Open with" > "Other...". Then choose another program and check the "Always Open With" box. Linux: Right click on the file, and select "Open with" and choose another program. iPhone: Tap the file. If you do not see an app to open the file, then tap Share "Share" and choose an app. Alternatively, save the file. Then open the Files app Files app. There long-press on the file, then release your finger. You will see a black menu bar. Then tap "Share" and select an app. Android: Tap the Settings icon on your smartphone, then tap on the Apps section. There tap the Options icon in the top right-hand corner of the screen to change the default apps.
  • Update your software that should actually open .USX is Unreal Static Meshes. Because only the current version supports the latest USX file format. Search, therefore, e.g. on the Epic Games manufacturer website after an available .USX is Unreal Static Meshes update.
  • To make sure that your USX file is not corrupted or virus-infected, get the file again and scan it with antivirus software.