Your account's primary language is the language you will enter new content in and the default display language for any new users that you add.

To change your account's primary language, clickAccount Settings icon. and view your Language settings.

You'll first need to make sure that the language you want to use has been added to your account. You can do this by selecting the language from the Language dropdown and clicking +Language.

Additional Account Languages section showing primary language and additional languages. In this case, English is the primary language and Spanish is an additional language.

After you've added the language to your account, you can select it from the Primary Account Language dropdown.

Primary Account Language section showing primary account language selected. In this case, English is selected.

Note: Switching the account's language will not affect existing users and content; it will only affect users and content that are added after the change.