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
If you have recently upgraded to Windows 10 or performed a clean installation, you might have noticed an unknown device in your Device Manager labeled as "BCM92035DGROM" or "Broadcom BCM92035DGROM Bluetooth." This is a legacy Bluetooth adapter chipset manufactured by Broadcom (now owned by Cypress/Infineon). Bcm92035dgrom Driver Windows 10
Fix:
He scrolled down the manufacturer list to Broadcom. On the right, a massive list of model names appeared. He needed the one that matched the chipset generation. BCM92035DGROM is a legacy Bluetooth 1
Arthur held his breath. He looked at the system tray. A Bluetooth icon had appeared. It was blue, not gray. After install and reboot, confirm the device appears
If your Windows 10 PC shows a "Generic Bluetooth Adapter" with a yellow warning triangle, try these "tech-hack" steps: Fix Bluetooth problems in Windows - Microsoft Support
While there is no "official" Windows 10 installer, users have found success using Windows 7 drivers