Starting today, Google Home owners can add up to six people on one account. The service can recognize multiple voices, allowing users to access information and personal preferences. To activate the service, first you have to download the Google Home app. It must have a "multi-user available" card. You can also find it after clicking the top-right icon for seeing all connected devices. Once the Home is visible, click "Link your account". From there on you have to teach Google Assistant and set up preferences like music, weather and commute info. After that Google Home will be able...
Source: http://www.gsmarena.com/google_home_now_supports_multiple_users_in_the_uk-news-25830.php