def turn_off
      _check_server!

      fail "Not active!" unless active?

      @detected.available.each do |obj|
        obj.turn_off if obj.respond_to?(:turn_off)
      end

      _env.notify_active = false
    end
def turn_off
      _check_server!

      fail "Not active!" unless active?

      @detected.available.each do |obj|
        obj.turn_off if obj.respond_to?(:turn_off)
      end

      _env.notify_active = false
    end
Turn notifications off.