In an Exchange Server 2016 environment, you have document text that is formatted as English together with text that is formatted as a non-English language. When indexing of the document occurs, the whole document language is recognized as English regardless of which other languages are included in the document. This issue causes the Wordbreaker to use English to index non-English language text.
Exchange Server 2016
Microsoft has confirmed that this is a problem in the Microsoft products that are listed in the "Applies to" section.
Learn about the terminology that Microsoft uses to describe software updates.