If you want up to set up voice search so that you can use your Android phone hands-free here’s how:

  1. Open the latest version of the Google App.
  2. Top left, tap Menu, Settings, Voice, then OK Google Detection.
  3. Make sure that “From the Google App” and “Always on” are switched on.

Initiating A Call By Voice

  1. Say “OK Google, call (person’s name)”.
  2. Google will ask which number you want to associate with the name.
  3. If Google doesn’t recognise your voice, open the Google app, tap ‘Menu’ (top left), tap Settings, Voice, OK Google Detection.