: Right-click the "Unknown Device" or "Generic Bluetooth Adapter," select Update Driver , and then choose Browse my computer for driver software .
Right-click the "Unknown Device," go to Properties > Details , and select Hardware Ids from the dropdown. : Right-click the "Unknown Device" or "Generic Bluetooth
Bluetooth SIG listing 75270 corresponds to generic Bluetooth 5.0 USB dongles, which often require specific drivers for Windows 7, particularly for CSR chipsets. Solutions include installing the CSR Bluetooth Stack, Intel Wireless Bluetooth, or using universal installers like Bluetooth Driver Installer. For more details, visit Google Groups . " select Update Driver
(Note: If the official "Launch Studio" page requires a login or is inaccessible, use the alternative direct download link below from the official Broadcom repository.) " go to Properties > Details