The BCM2045A0 is a specific model of Broadcom Bluetooth controller often found in older laptops (like the Dell Latitude or Lenovo ThinkPad) and VR hardware like the HTC Vive Link Box. When you see this label in your Windows 11 Device Manager under "Other Devices" with a yellow exclamation mark, it means Windows recognizes the hardware but lacks the specific driver to make it work.
The BCM2045A0 driver for Windows 11 is a classic example of older hardware clashing with a modern OS. While Microsoft could have included it by default, the responsibility falls on end-users to source the correct Broadcom/OEM driver. bcm2045a0 driver windows 11
Q: What if I'm still experiencing issues with my BCM2045A0 driver on Windows 11? A: Try troubleshooting steps or contact Broadcom support or Microsoft resources for further assistance. The BCM2045A0 is a specific model of Broadcom
SteamVR Reinstall: Open SteamVR > Settings > Developer. Look for a button to Remove all SteamVR USB Devices. Unplug your Link Box, restart your PC, and plug it back in. Windows 11 should attempt to reinstall the drivers automatically. Uncheck "Show compatible hardware" if necessary
Uncheck "Show compatible hardware" if necessary, select GenericAdapter (or Microsoft) as the manufacturer, and choose Generic Bluetooth Adapter.
Services Check:
Sometimes the driver is installed, but the service is disabled.
Press Win + R, type services.msc, and ensure Bluetooth Support Service is set to Automatic and is Running.
(version 6.5 or later). You may need to run the installer in Compatibility Mode for Windows 7. Hardware ID