Before diving into third-party solutions, try the driver still available via Microsoft’s legacy update catalog.
After reboot:
If the built-in driver fails, you must use legacy Windows 7 or XP files. Step 1: Download Original Drivers
BCM92035DGROM is a legacy Bluetooth 1.2 module, originally manufactured by Broadcom, that frequently appears in older laptops (like the Dell Latitude or Inspiron series) and USB dongles . Finding a working driver for Windows 10 Bcm92035dgrom Driver Windows 10
Open , right-click the "Unknown Device" (BCM92035DGROM).
device (or the unknown Bluetooth device) and select . Choose Browse my computer for driver software .
Locate the device, likely under or Bluetooth , labeled "Unknown Device" or "Broadcom Bluetooth". Right-click the device and select Update driver . Choose Search automatically for updated driver software . Before diving into third-party solutions, try the driver
If the manual installation fails, a popular third-party tool, Bluetooth Installer, is frequently used to force-install drivers for Atheros, Broadcom, and Realtek chips. Often fixes "Unknown Device" errors. Cons: Third-party tool. Troubleshooting: Driver Not Working in Windows 10
Often, the best first step is to force Windows to look a bit deeper into its legacy update catalogs. Right-click on the and select Device Manager . Scroll down and look for Bluetooth or Other Devices (the BCM92035DGROM Go to product viewer dialog for this item.
Before downloading any driver, check your to make sure the BCM92035DGROM driver matches. Finding a working driver for Windows 10 Open
The is a classic example of legacy hardware clashing with a modern OS. While it is possible to get it working via manual INF installation, compatibility mode, and driver signature overrides, the process is not for casual users. Follow this guide, and you have an excellent chance of reviving your old Bluetooth adapter for basic tasks. However, don’t force the issue—if you hit persistent errors, honor the chipset’s age and upgrade to a modern dongle. Your system stability (and sanity) will thank you.
Method 1: Installing the Driver via Device Manager (Recommended)
: Look for the Broadcom Bluetooth driver package originally intended for Windows 7 or Vista (often version 5.x or 6.x). Compatibility Mode : Right-click the file, select Properties , go to the Compatibility tab, and set it to . Run the installer as an Administrator. Manual Update via Device Manager Device Manager Find the "Unknown Device" or "BCM2035". Right-click and select Update Driver Browse my computer for drivers Let me pick from a list
A common issue with the BCM92035DGROM chipset involves Bluetooth headsets that work for system sounds but go silent when you launch a game like Battlefield 4 or Battlefield 1 . This is caused by the "Handsfree Telephony" service.
The is a Broadcom Bluetooth ROM Adapter Generic device (Hardware ID: USB\VID_0A5C&PID_2021 ) typically found in older USB dongles or integrated into legacy motherboards.