Vault-Tec is proud to present

Fallout 4 Update - August 18th

18 août 2026

Added and Updated Features 

Game 

  • Increased the BA2 archive limit from 256 to 1024 to better accommodate larger collections of mods. 
  • Added localized strings fixes for UI and platform terminology. 

Creation Kit 

  • Archives are now supported on PlayStation. New file types (.nif, .dds, .bink, .cdx, .csg, .wav, and .fuz (with embedded .wav)) for PlayStation Creations. 
  • Bink files can now be added to Creation uploads via an Extra Files browser. 
  • Added Localization export support. 
  • Creations up to 2 GB in size can now be uploaded for Xbox. 
  • Updated "Search and Replace" to align with Starfield, adding buttons for "Select Form in Object Window" and "Open Form Editor."

Crashes 

Game 

  • Fixed a crash when the player opens the Virtual Keyboard on a Steam Deck device. 
  • Fixed a top crash that would occur due to a streaming audio error. 
  • Fixed a crash on the Microsoft Store when players enter the Creations menus after resuming internet connectivity. 

Bug Fixes 

Game 

  • Exiting out of Search when viewing a specific Creation now properly returns the player to the Details page of that Creation. 
  • Creations category lists should now return ordered results more consistently. 
  • Error messages from the Bethesda.Net service now contain error codes that can be provided to Customer Service for investigation. 

Creation Kit 

  • Archiving a plugin that uses pre-existing assets in a new form no longer causes the pre-existing assets to be duplicated.  
  • Material or Heightmap terrain edits now cause grass to generate properly. 
  • Running LipGen from the command line or launch argument now properly generates .lip files. 

Miscellaneous 

  • Updated the game credits. 
Bethesda Game Studios gear logo

Bethesda Game Studios