Driver - Bcm2035b Usb Bluetooth

Fully supported by kernel module btusb.
No extra driver needed – works out of box on Ubuntu, Debian, Fedora.

Option 1: Broadcom’s Legacy Driver Package Broadcom originally released a generic Bluetooth driver suite known as the Broadcom Bluetooth Software (often version 6.5 or 12.0.1.xxx). However, Broadcom has since moved on to wireless chipsets and no longer hosts these legacy drivers. Your best bet is to look for a preserved copy from reputable repositories like: bcm2035b usb bluetooth driver

Option 2: Toshiba Bluetooth Stack (Alternative) Interestingly, the Toshiba Bluetooth Stack version 9.10.00 or older includes drivers for the BCM2035B. This stack is often more compatible with Windows 7 and 8.1. Fully supported by kernel module btusb

Option 3: Windows 7/8.1 Drivers via Compatibility Mode If you have access to a Windows 7 installation disk or ISO, you can extract the native Bluetooth drivers. The file bth.inf in C:\Windows\INF often contains references to the BCM2035B. bcm2035b usb bluetooth driver

Option 4: Third-Party Repositories (Use with Caution) Websites like DriverGuide or DriverIdentifier may offer working drivers. Only download if the file is signed by Broadcom or Microsoft. Avoid executable files from unknown publishers.

Microsoft removed legacy Bluetooth stack support for chipsets using the Windows 7 Bluetooth Stack (Widcomm/Broadcom). The BCM2035B requires a proprietary bthport.sys patch that is rejected by modern Windows Driver Signature enforcement.

Observed Behavior: