My little sister just called me because she said Netflix is in a different language and everything is in Arabic for her, but only on her profile and on every device
Unfortunately I have no idea how she did it, but can you put it back in German?
Change Netflix profile language
Choose Manage Profiles. Choose your preferred profile. Choose your preferred language. If your preferred language is already selected, select English, then log out and follow the steps above.
Go to the profiles where they are all listed
then edit profile
Change language.