>> CSU file

CSU file format description

Many people share .csu files without attaching instructions on how to use it. Yet it isn’t evident for everyone which program a .csu file can be edited, converted or printed with. On this page, we try to provide assistance for handling .csu files.

1 filename extension(s) found in our database.

.csu - Crestron Software Update

The CSU other files are related to Crestron Studio. CSU file is a Crestron Software Update. Crestron is a manufacturer of control and automation systems for homes, offices, schools, hospitals, hotels and more.

Crestron Studio
Other files
- / -
Crestron Software Update related extensions:
Corel Writing Tools File
Corel WordPerfect Saved Find/Search
WordPerfect Entrust Document
Citrix Program Neighborhood Database File
Cisco Unity Express Script
GUEmap Document

Naturally, other applications may also use the .csu file extension. Even harmful programs can create .csu files. Be especially cautious with .csu files coming from an unknown source!

Can't open a .csu 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 can't open this file:


To open this file, Windows needs to know what program you want to use to open it. Windows can go online to look it up automatically, or you can manually select one from a list of programs that are installed on your computer.

To avoid this error, you need to set the file association correctly.

The .csu file extension is often given incorrectly!

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

cu, csi, ccu, xsu, su, dsu, csk, cs, vsu, ssu, cus, csy, csj, csh

Is it possible that the filename extension is misspelled?

Similar file extensions in our database:

CUDA Source Code
my Knowledge Explorer Change Unit
CR10X EdLog Source Code
Visual C# .NET Class
Microsoft Visio Custom User Interface File
Autodesk AutoCAD Custom Dictionary

Operating systems

DataTypes.net currently supports the following operating systems:

Windows XP/Vista, Windows 7/8, Windows 10, CentOS, Debian GNU/Linux, Ubuntu Linux, FreeBSD, Mac OS X, iOS, Android

If you find the information on this page useful, please feel free to link to this page.


If you have useful information about the .csu file format, then write to us!

Please help us by rating this page below.

3/5 based on 15 reviews.
Thanks for rating!
Invalid rating.