CSO file extension
The table below provides useful information about the .cso file extension. It answers questions such as:
- What is the .cso file?
- What program do I need to open a .cso file?
- How can the .cso file be opened, edited or printed?
- How can I convert .cso files to another format?
Table of Contents
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2 extension(s) and 0 alias(es) found in database
✅ CSO Compressed PSP ISO Image
CSO file is a CSO Compressed PSP ISO Image. CSO is used to compress dumped Sony PlayStation Portable (PSP) UMD games.
✅ High Level Shader Language Compiled Bytecode
CSO file is a High Level Shader Language Compiled Bytecode. The High-Level Shader Language (HLSL) is a proprietary shading language developed by Microsoft for the Direct3D 9 API to augment the shader assembly language, and went on to become the required shading language for the unified shader model of Direct3D 10 and higher.
Other types of files may also use the .cso file extension.
🚫 The .cso file extension is often given incorrectly!
According to the searches on our site, these misspellings were the most common in the past year:
Is it possible that the filename extension is misspelled?
We found the following similar file extensions in our database:
🔴 Can't open a .cso 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 cannot open this file:
example.cso
To open this file, Windows needs to know what program you want to use to open it...
If you don't know how to set the .cso file association, check the FAQ.
🔴 Can I change the extension of files?
Changing the filename extension of a file is not a good idea. When you change a file's extension, you change the way programs on your computer read the file. The problem is, changing the file extension does not change the file format.
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