Setup Google Assistant | g.co/assistant/setup

The Google Assistant isn't included with your iPhone or iPad, so you'll need to download the mobile app to g.co.assistant/setup. Download the Google Assistant. When prompted, sign in with your Google account. On the Google Partners page, select Continue. In the message about sending notifications, tap Allow. Please decline if you do not want to receive notifications from your Google Assistant. If you wish, sign up to receive updates on new features, offers, and other things from Google Assistant, then select Next. When prompted for microphone access, select OK. You will need it if you want to make a call with Google Assistant.