The process of downloading the HP ProBook 4415s/4416s ATI Video Driver/Control Panel 8.634.1-090729A-089455C REV:A for XP driver should begin automatically after a few seconds. If this does not occur, click on one of the links below (we recommend downloading the HP ProBook 4415s/4416s ATI Video Driver/Control Panel 8.634.1-090729A-089455C REV:A for XP driver from the primary server - this is the manufacturer’s ATI 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 HP ProBook 4415s/4416s ATI Video Driver/Control Panel 8.634.1-090729A-089455C REV:A for XP diver.