Internal name: This name uniquely identifies the class system internally.
Visible name: Display name in all modules
Internal name and visible name [Visible name] can be identical.
Standard language [Default language]:
![[Important]](https://webapi.partcommunity.com/service/help/latest/pages/en/ecatalogsolutions/doc/images/important.png)
Important All entries are made in the specified default language [Default language].[a]
Should it become necessary to make further entries in another language, the default language can be changed. However, this should only be performed, if the class system is currently completely translated. At a change a respective message is displayed.
[a] The CADENAS_LANGUAGE (i.e. the language displayed in the user interface) is not relevant when editing the class systems. The entire class tree is displayed in the default language [Default language].
Other languages [Additional languages]: Activate the checkbox for the desired translation languages.

![Basic settings" [Base settings] tab page](https://webapi.partcommunity.com/service/help/latest/pages/en/ecatalogsolutions/doc/resources/img/img_14ec40c065b1407bb052a99da15c11ad.png)
