File Type Windows Control Panel Item IconWindows Control Panel Item
File Format Standard (developed by Microsoft)
Usage Referenced by an application; not meant to be opened manually
Rank ★ ★ ★  Common

Control panel item, such as Displays, Mouse, Sound, or Networking, used by the Windows operating system; stored in the "Windows\ System" folder and are loaded automatically when the Windows Control Panel is opened.

Since CPL files are referenced by the Windows operating system, they should not be opened manually.

Open With

IconMicrosoft Windows

Updated April 16, 2009