Get your own copy
Don't hesitate! Just download and test it all by yourself for free!
The general.language option is used to switch language packs. This configuration option should contain a language code for example en or sv, these codes represent XML files in the langs directory. If you want to translate the application to your language you can just duplicate on of the existing language XML files and write your own. Check this website for existing language translations.
$mcFileManagerConfig['general.language'] = "en";
<add key="general.language" value="en" />
general.language=en
Check this website for existing language translations.