C2S file format description

Many people share .c2s files without attaching instructions on how to use it. Yet it isn’t evident for everyone which program a .c2s file can be edited, converted or printed with. On this page, we try to provide assistance for handling .c2s files.

1 filename extension(s) found in our database.

Naturally, other applications may also use the .c2s file extension. Even harmful programs can create .c2s files. Be especially cautious with .c2s files coming from an unknown source!

Can't open a .c2s 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:

example.c2s

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.

• Open Control Panel > Control Panel Home > Default Programs > Set Associations.
• Select a file type in the list and click Change Program.

The .c2s file extension is often given incorrectly!

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

cqs, cws, cs, d2s, cs2

Is it possible that the filename extension is misspelled?

Similar file extensions in our database:

.cqs

ConQuest Saved Search File

.cws

ChordWizard Songtrix Song

.cs

Visual C# .NET Class

.d2s

Diablo 2 Saved Game

.cs

Adobe Encore Color Set

.c2

POV-Ray Include File

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