This post will walk you through downloading a new language for offline voice input speech feature on the latest Google Pixel smartphone. Here’s a quick guide to add offline languages on Google ...

Select the "Keyboards and Languages" tab, click the "Change Keyboards" button and click "Add" to open the Add Input Language box. Select the international language you want to add.

Be sure your second language is listed in the input language list. If not, you can add it by pressing Add button to add another language.