How to open .x4k file format?

The probably reason why you are at this website is a problem with opening .x4k file. The full name of the file is XML4King Configuration File. If the double-click on the file’s icon shows you a message that additional programs are needed to open the file, you’ll find the list of helpful programs in the bottom of the page.The developer of this format is Optimal Performance.

.x4k file extension (XML4King Configuration File)

Category Developer/Producer File description Popularity
Settings Files Optimal Performance XML4King Configuration File
Programs using this file extension: .x4k
ADS OS Software
  • Optimal Performance XML4King

The file extension .x4k can be used by another programs. If you have some useful information about .x4k file type that may help other users, please send them to us and we’ll update our database.

Visiting our website you are probably asking yourself:
  • What application can open .x4k file?
  • How to open .x4k file?
  • What is .x4k file?
  • How can I convert .x4k file?
  • Where can I find informations about .x4k file extension?
We hope we have given you enough informations about this file type. Otherwise you can search some informations about .x4k extension on or