在SIMATIC Manager中，Option--〉Disply language...,
功能：
In the dialog box "Add/Delete Languages, Set Default Language", you can select the languages into which you want to translate user texts. You can also set a default language for displaying all texts and messages.

Available languages

?This displays the languages which you can select for a project.

Installed languages in project

?This displays the languages which are installed in a project. These languages are then contained in the lists of user texts for the project, so that you can translate texts and messages in that language.