The process of downloading the Broadcom DW1550 Bluetooth 4.0 LE Driver 12.0.0.7820 for Windows 8.1 driver should begin automatically after a few seconds. If this does not occur, click on one of the links below (we recommend downloading the Broadcom DW1550 Bluetooth 4.0 LE Driver 12.0.0.7820 for Windows 8.1 driver from the primary server - this is the manufacturer’s Broadcom 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 Broadcom DW1550 Bluetooth 4.0 LE Driver 12.0.0.7820 for Windows 8.1 diver.