The process of downloading the Mad Catz R.A.T. PRO S Mouse Driver/Utility 7.0.52.3 driver should begin automatically after a few seconds. If this does not occur, click on one of the links below (we recommend downloading the Mad Catz R.A.T. PRO S Mouse Driver/Utility 7.0.52.3 driver from the primary server - this is the manufacturer’s Mad Catz official website). If the download still fails to run, check whether your anti-virus software is not blocking the connection to the manufacturer server of the Mad Catz R.A.T. PRO S Mouse Driver/Utility 7.0.52.3 diver.