A subset of MATLAB® documentation is available on the web in Korean and simplified Chinese to licensed MATLAB users. To access that documentation, follow these steps:
On the MATLAB Home tab, in the Environment section, click Preferences.
In the left pane, click Help.
For Documentation Location, select Web on mathworks.com, and then click OK.
On the MATLAB Home tab, in the Resources section, click Help.
If the documentation does not display in the language you want, follow these additional steps and view the help directly on the web.
Open the MathWorks® website,
At the top of the web page, click the globe icon , and then select the language in which you want to view the documentation.
If the documentation still does not display in the language you want, the subset of documentation you are viewing is not translated.