A daily updated filename extension database!

CUO file extension

The table below provides useful information about the .cuo file extension. It answers questions such as:

  • What is the .cuo file?
  • What program do I need to open a .cuo file?
  • How can the .cuo file be opened, edited or printed?
  • How can I convert .cuo files to another format?

Table of Contents

We hope you find this page helpful and a valuable resource!

1 extension(s) and 0 alias(es) found in database

✅ CUDA Object

CUO file is a CUDA Object. CUDA is a parallel computing platform and programming model created by NVIDIA and implemented by the graphics processing units (GPUs) that they produce.
Application: Nvidia CUDA Toolkit
Mime-type: application/octet-stream
Magic number: -
Magic string: -
Sample: -
CUO aliases:
CUO related links:
CUO related extensions:
CUDA Source Code

CUDA Header

Other types of files may also use the .cuo file extension.

🚫 The .cuo file extension is often given incorrectly!

According to the searches on our site, these misspellings were the most common in the past year:

cho, cio, cko, co, cu, cui, cul, cup, cyo, duo, suo

Is it possible that the filename extension is misspelled?

We found the following similar file extensions in our database:

Autodesk AutoCAD Custom Workspace
Visual Studio Solution User Options
CU-SeeMe Data
1C:Enterprise Configuration Update Data
CUDA Source Code
my Knowledge Explorer Change Unit
SWAT Master Watershed Data
Clustify Output
ChessBase Key Openings
Atari ST DUO Image

🔴 Can't open a .cuo 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:


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 .cuo 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.

If you have helpful information about the .cuo file extension, write to us!

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