Home - Google Ads Search - What’s the maximum number of ad extensions that can show for a particular query or device at any given time? What’s the maximum number of ad extensions that can show for a particular query or device at any given time? 2shares Facebook Twitter Pinterest LinkedIn Skype Facebook MessengerQuestion: What’s the maximum number of ad extensions that can show for a particular query or device at any given time? 3 2 4 1 The right answer was: 4