How to get here: In Settings on the HTML Configuration tab, select Files & Format > Help Viewer

Help Viewer The application that ships with Visual Studio and its associated MSDN Library to manage local Help installations for network environments with or without internet access. Local help content is configured on a per machine basis. 

locale Identifies the primary language and any secondary language of a country or geographical region. 

integration of Help systems The combining of an Help system with the Help system of an IDE. 

Help Library Manager Is an application to manage the download, installation and uninstallation of help packages on the system. 

Book Name Is the name of the help package that is displayed in the Help Library Manager. If the book name is left empty Doc-O-Matic uses the projekt title as book name. 

Product Version Version of Visual Studio in a spelling specific for the the Help Library Manager.