>> PCO file

PCO file format description

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

1 filename extension(s) found in our database.

.pco - PC-Outline Outline

The PCO document files are related to PC-Outline. PCO file is a PC-Outline Outline. PC-Outline is a DOS-based outline processor for mapping out ideas, organizing them and printing them out in a logical way. The PC-Outline seems to be no longer supported.

Document files
- / -
PC-Outline Outline related extensions:
Clustify Input File
Ichitaro 6.0 Template
LiveQuartz Document
GNUe Form Definitions
ExamView Online Test Data
AH Note Text Document

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

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

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

co, cpo, oco, pc, pci, pck, pcl, pcp, pdo, pfo, po, poc, pso, pvo, pxo

Is it possible that the filename extension is misspelled?

Similar file extensions in our database:

Perfect World Package
Autodesk AutoCAD Plotter Configuration
Microsoft SMS Package
PocoMail PocoScript
Patch Creation Properties File
Codesoft Printer Object Configuration

Operating systems 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

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