The process of downloading the Microsoft Bluetooth Device Driver 9.5.133.0 for Windows 8/Windows 8.1 64-bit driver should begin automatically after a few seconds. If this does not occur, click on one of the links below (we recommend downloading the Microsoft Bluetooth Device Driver 9.5.133.0 for Windows 8/Windows 8.1 64-bit driver from the primary server - this is the manufacturer’s Microsoft 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 Microsoft Bluetooth Device Driver 9.5.133.0 for Windows 8/Windows 8.1 64-bit diver.