Samsung Galaxy J1 User Manual page 186

Voice Search
Use Google voice recognition to perform Google
searches using spoken commands.
To perform a voice search, tap
bar or widget. Or say "Ok Google" to launch a Google
search (if the hotword detection option is enabled).
1. From a Home screen, tap
2. Tap Language and input > Voice search for
options.
•
Tap "Ok Google" Detection to launch a Google
search whenever you say "Ok Google."
•
Additional options include selecting a default
language, blocking offensive words, and more.
Settings
in the Google search
Apps >
175
Language and Input Settings
Settings.