What is the Purpose of the .acs File Extension?

What is the .acs file extension?

The .acs file extension is associated with Microsoft Agent. An .acs file is commonly referred to as an Agent Character file. These files come under the miscellaneous files category.

With the launch of Windows 7, Microsoft has stopped its support services for Microsoft Agent.

Purpose of .acs files

These files are used to define Windows character animation to enhance interaction with the user by using text-to-speech and speech recognition technologies.

To use an agent character, place the .acs file into any of the following locations depending on which version of Windows you use:

  • c:\windows\msagent\chars


  • c:\windows\msagent\chars

Names of programs that can open .acs files in Windows

  • Microsoft Agent Character Editor
  • Microsoft Agent

In case you need to access an .acs file but are unable to open the required .acs file using the installed programs then open the file with FileCure, which is a program that give Windows users quick access to various file types, including .acs files.