CK1 file format description
Many people share .ck1 files without attaching instructions on how to use it. Yet it isn’t evident for everyone which program a .ck1 file can be edited, converted or printed with. On this page, we try to provide assistance for handling .ck1 files.
1 filename extension(s) found in our database.
.ck1 - Commander Keen Data File
CK1 file is a Commander Keen Data File. Commander Keen is a series of video games developed by id Software in the early 1990s.
- .ck1 file format description:
- CK1 format description not yet available
- Commander Keen
- Game Data files
- - / -
- ck2, ck3, ck4, ck5, ck6
- Commander Keen Data File related links:
- Commander Keen Data File related extensions:
Naturally, other applications may also use the .ck1 file extension. Even harmful programs can create .ck1 files. Be especially cautious with .ck1 files coming from an unknown source!
Can't open a .ck1 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.
- Open Control Panel > Control Panel Home > Default Programs > Set Associations.
- Select a file type in the list and click Change Program.
The .ck1 file extension is often given incorrectly!
According to the searches on our site, these misspellings were the most common in the past year:
ckl, sk1, ckw, k1
Is it possible that the filename extension is misspelled?
Similar file extensions in our database:
- DISA STIG Checklist
- Unknown CKW File
- DataFlex Index
- sK1 Vector Drawing
- POV-Ray Include File
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