.ACW File Extension
File TypeWindows Accessibility Wizard File
What is an ACW file?
Settings file created by the Accessibility Wizard, a component of Windows XP; saves settings that customize the operating system for different vision, hearing, or mobility needs; may include settings for the magnifier, narrator, on-screen keyboard, and other functions.
The Accessibility Wizard can be accessed in Windows XP by selecting. It can also be started by selecting , typing "accwiz," and then clicking "OK."