COS2 file format description
Many people share .cos2 files without attaching instructions on how to use it. Yet it isn’t evident for everyone which program a .cos2 file can be edited, converted or printed with. On this page, we try to provide assistance for handling .cos2 files.
1 filename extension(s) found in our database.
.cos2 - Pinnacle Studio Cache
The COS2 other files are related to Pinnacle Studio. COS2 file is a Pinnacle Studio Cache. Pinnacle Studio is a non-linear video editing software application manufactured by Pinnacle Systems. A .cos2 file is a file that Pinnacle Studio generates when working on media files.
- Pinnacle Studio
- Other files
- - / -
- Pinnacle Studio Cache related extensions:
Naturally, other applications may also use the .cos2 file extension. Even harmful programs can create .cos2 files. Be especially cautious with .cos2 files coming from an unknown source!
Can't open a .cos2 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 .cos2 file extension is often given incorrectly!
According to the searches on our site, these misspellings were the most common in the past year:
cis2, co2, cos, cs2, os2
Is it possible that the filename extension is misspelled?
Similar file extensions in our database:
- Scilab Binary Diagram
- CIMSteel Integration Standard 2 Document
- AquaCrop Atmospheric CO2 Data
- Capture One Settings
- Creatures Object Source Code
- Cosmic Break CS2 Skin
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