The process of downloading the Chelsio T420-LL-CR Adapter NIC Driver 1.0.0.0 driver should begin automatically after a few seconds. If this does not occur, click on one of the links below (we recommend downloading the Chelsio T420-LL-CR Adapter NIC Driver 1.0.0.0 driver from the primary server - this is the manufacturer’s Chelsio 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 Chelsio T420-LL-CR Adapter NIC Driver 1.0.0.0 diver.