CPT6 file format description

Many people share .cpt6 files without attaching instructions on how to use it. Yet it isn’t evident for everyone which program a .cpt6 file can be edited, converted or printed with. On this page, we try to provide assistance for handling .cpt6 files.

1 filename extension(s) found in our database.

.cpt - Corel Photo-Paint Image

The CPT graphic files are related to Corel Photo-Paint. The CPT file is a Corel Photo-Paint image. Corel Photo-Paint is not sold by itself, but instead included with CorelDRAW Graphics Suite.

Corel Photo-Paint
Graphic files
- / -
Corel Photo-Paint Image related extensions:
ZX81 ZXpaintyONE Bitmap
Apple IIGS Bitmap Image
ACDSee Flat Image
CALS Group 4 Bitmap
PxHere JPEG Picture
Stanford Graphics Image

Naturally, other applications may also use the .cpt6 file extension. Even harmful programs can create .cpt6 files. Be especially cautious with .cpt6 files coming from an unknown source!

Can't open a .cpt6 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 .cpt6 file extension is often given incorrectly!

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

cpt, ct6, pt6

Is it possible that the filename extension is misspelled?

Similar file extensions in our database:

CaseMap 6 Template
Concordance Compiled CPT Script
Corel Photo-Paint Image
Adobe PageMaker 6.0 Template
Pocket Slides Presentation
Mail.dat Component File

Operating systems

DataTypes.net 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

If you find the information on this page useful, please feel free to link to this page.


If you have useful information about the .cpt6 file format, then write to us!

DataTypes.net >> CPT6 file