Translating often means 2 things:
Table of Contents
Fox comes with Quick Translation section in Customize > Quick Translation. There you can translate very basic words like Next, Previous, Keep Reading.. without installing additional plugins.
In case you wanna translate/localize the theme fully, please consider to install & use plugin like Loco Translate or TranslatePress.
For this, you’ll need to use some plugin like WPML (premium) or Polylang (free).
Below demos are just examples. More to come in the future and you can mix their features. If you see one feature in a demo, you can use it in any other demos. All demos are included in the download package and ready to import in 5 minutes.