Install languages
When you install Ubuntu, the language you select at installation gets installed together with English, but you can add further languages.
Open the Activities overview and start typing Region & Language.
Click on Region & Language to open the panel.
Click the Manage Installed Languages button to open Language Support.
Click Install / Remove Languages.... The Installed Languages window lists all the available languages, with the currently installed languages checked.
Check the languages you want to install, and uncheck those currently installed languages you want to remove.
Click Apply Changes.
Privilégios administrativos são necessários. Informe sua senha ou a senha para a conta de administrador que for requisitada.
In addition to the translations used to display menus and messages, with a new language may follow various language support components such as dictionaries for spell checking, fonts and input methods.
Algumas traduções podem estar incompletas e certos aplicativos podem não ter qualquer suporte ao seu idioma.