: Disable Bluetooth in your BIOS, restart the PC, then re-enable it. This sometimes "wakes up" the hardware so Windows can detect it. Check Digital Signatures : Some users encounter Error Code 39
Download from the (this driver originally came from HP laptops with RT3290 combo cards): Ralink Rt3290 Bluetooth 01 Driver Windows 10 64 Bit Download
Search for "RT3290" to find manual update files. : Disable Bluetooth in your BIOS, restart the
If the installer fails or the device remains "hidden" or "unrecognized," try these steps: Manual Update : Extract the file (often to C:\SWSetup ), then go to Device Manager , right-click your Bluetooth adapter, select Update driver Browse my computer , and point it to that folder. BIOS Toggle : Disable Bluetooth in your BIOS