Open the Google app or Google Assistant app on your device
Sign in to your Google account
Make sure your device is connected to the internet
Open Assistant settings
Tap or select Google Assistant
Turn on Google Assistant
Set your preferred language
Enable Voice Match if prompted
Train your voice model if required
Grant microphone and other requested permissions
Set up your default devices and services
Customize Assistant preferences as needed
Test it by saying “Hey Google” or “OK Google”