You can change the language of the text you see on Netflix and the language of audio and subtitles.
Change Netflix display language
Open the Netflix app, then go to the profile selection screen.
Go to the profile you want to edit and select the Edit icon.
Select Language.
Choose a language. The new language will automatically save.
Select Done.
Open the Netflix app.
In the lower right, tap My Netflix.
In the upper right, tap the Menu.
Tap Manage Profiles.
Choose the profile you want to edit.
Tap Display Language.
Using a browser, go to your Account page.
Select Profiles, then choose a profile.
Select Languages.
Choose a Display Language.
Select Save.
If you don't see the language change on the device, you may need to sign out and then sign back in.
Change audio and subtitle language
Open the Netflix app, then start playing a TV show or movie.
Pause Netflix, then select the player controls at the bottom of the screen.
Select Other.
Choose the languages you’d like for Audio and Subtitles. Your choices will automatically save.
Tap Audio & Subtitles.
Select preferred languages from Audio & Subtitles. The new languages will automatically save.
Choose preferred languages from Shows & Movies Languages/Audio and subtitle languages.
Note:Netflix shows 5-7 relevant languages on TV and TV streaming devices based on your location and language settings. For Android phones and tablets, iPhone, iPad, and web browsers, you’ll see all available languages for a title. Not all languages are available for all titles.