.BSA File Extension

Bethesda Softworks
File Type:
Bethesda Softworks Archive

Having trouble opening .bsa extension? Don't panic! This page explains what bsa files are as well as suggests programs you may use to open bsa files. You can download these programs through this page.

What is a BSA file?

Bsa file extension has Bethesda Softworks Archive file type, developed by Bethesda Softworks, which is associated with the "game files" category.

These are archives with compressed game assets from Bethesda Softworks video games. BSA archives can contain various 3D models, audio files, textures, and other elements referenced by each game. BSA files can be modified in order to create "mods" that alter the gameplay. This requires additional software to unpack and make changes in BSA files.  


To learn how you can open the given file, read the information below.

bsa file icon
Bethesda Softworks
File Type:
Bethesda Softworks Archive
Game Files

How to open BSA file?

Double click the bsa file to open it. The file will open automatically if file associations have been correctly installed and there is a proper program on your computer; if not, file associations may be corrupted and your OS either cannot find the proper program, or you might not have one for opening the file. First, we recommend downloading our utility to fix file association errors; then, you can download any program for opening the .bsa extension from the ones suggested below. If you are certain there is nothing wrong with the file associations, you may proceed to method 2 right away; besides, if you can't make up your mind when choosing the right program, use Universal File Viewer from the last method.

Method 1: Fix file association errors

Follow these steps in order to automatically fix the bsa extension associations' problem in no time:

  • Step 1: Click on "Download Solution" to download automatic tool provided by WikiExt.
  • Step 2: Click "Start Scan" to identify all potential issues.
  • Step 3: Review scan results and click "Fix Items".

File Size: 3.04 MB, Download time: < 1 min. on DSL/ADSL/Cable

This Tool is Compatible With: Windows XP, Vista, 7, 8/8.1, 10

Method 2: Download the appropriate software

The given list provides programs which may be used for opening or converting the bsa file. Choose the proper program for your OS, and click it to start the download or proceed to the developer's website.

Programs that open BSA files

Method 3: Use universal file viewer

In addition to the list of programs above, we recommend using Universal File Viewer. This tool can open over 250 file extensions and, most likely, it will be able to open the bsa file as well. Download Universal File Viewer for your OS.

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