CKF file format description

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

1 filename extension(s) found in our database.

.ckf - Casio WK-3000 Keyboard File

The CKF audio files are related to Casio Data Manager. The CKF file is a Casio WK-3000 Keyboard File. The Casio WK-3000 is a portable music keyboard, manufactured by Casio.

Casio Data Manager
Audio files
- / -
Casio WK-3000 Keyboard File related extensions:
Cubig Digital Recorder Sound
Tuningwrench Compressed Audio
Yamaha Motif ES Library Data
Graoumf Tracker 2 Music Module
Microsoft Agent Linguistically Enhanced Sound File
MAZ Sound VSampler Audio Bank

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

Can't open a .ckf 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 .ckf file extension is often given incorrectly!

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

cf, cfk, ck, ckb, ckd, ckg, ckt, ckv, clf, cmf, cof, cuf, dkf, kcf, kf

Is it possible that the filename extension is misspelled?

Similar file extensions in our database:

DriveCrypt Key File
KISekae Set System Bitmap
Kubotek KeyCreator Design Container
Creative Labs Music File
Sony Ericsson HID Keypad Configuration

Operating systems currently supports the following operating systems:

Windows XP/Vista, Windows 7/8/10, Windows 11, CentOS, Debian GNU/Linux, Ubuntu Linux, FreeBSD, macOS, Mac OS X, iOS, Android

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