Dynabook Tecra PT644A-0HM069 Intel Bluetooth Driver 17.1.1512.0771 for Windows 10 64-bit Aug 20, 2021
... package contains the files needed for installing the Bluetooth driver. If it has been installed, updating (overwrite-installing) may ... system reboot to allow changes to take effect. About Bluetooth Drivers:Installing the system's Bluetooth driver will allow it to connect with various devices ... later technology standards or add compatibility with other Bluetooth chipsets; however, bear in mind that updating the ...