We are using GTranslate plugin for language switching. You can download it from here.

There are shortcode system is this plugin, You can write shortcode here.

Appearance – Customize – Theme Options – Top Header Settings

For plugin options Go to Settings – GTranslate.

There are lots of language for multiple country. You can select which language you ant to show.

If you want, you can user another plugin for language switcher.

Just write shortcode there, then It will be show in top bar right side.