Bcm2035b Usb Bluetooth Driver !new! Guide
If the driver installs but you cannot see the Bluetooth on/off toggle in your Windows settings menu, the Windows Bluetooth Support Service may be disabled. Press , type services.msc , and press Enter . Scroll down to Bluetooth Support Service . Right-click it and choose Properties . Set the Startup type to Automatic . Click Start , then click Apply and OK . Frequent Disconnections
: Buy a new Bluetooth 5.0 dongle. They cost around $10-$15, support modern features like BLE, and will work immediately with Windows 10 and 11 without any driver hunting.
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:
If the BCM2035B driver isn't visible, try selecting "Generic Bluetooth Radio" or "Broadcom USB Bluetooth Device" from the list to see if basic functionality is restored. Common Issues & Troubleshooting bcm2035b usb bluetooth driver
The remains a niche but necessary piece of software for anyone trying to breathe life into legacy hardware. While the chipset is undeniably outdated, it still works perfectly well for basic tasks like connecting a Bluetooth mouse, keyboard, or older headset on Windows 7 or 8.1. On Windows 10 and 11, the journey is more challenging—requiring manual installation, disabled driver signature enforcement, and a good deal of patience.
Check the EOL (End of Life) products portal for older ThinkPad Bluetooth software. Step 3: How to Install the BCM2035B Driver on Windows 10/11
| Issue | Description | Solution | | :--- | :--- | :--- | | | Windows has stopped this device because it has reported problems. | Uninstall the device from Device Manager, then restart your computer and let Windows try to reinstall the driver automatically. | | Driver Not Found | Windows cannot find a driver for this device. | Install a third-party Bluetooth stack like Widcomm, as the native driver often fails to work correctly. | | Forced to Buy New Adapter | Many users gave up due to driver issues. | This is a last resort; for some, the time spent troubleshooting outweighs the cost of a modern adapter. | If the driver installs but you cannot see
Since official direct links for this legacy chip are often deprecated, you may need to use manufacturer-specific drivers or third-party repositories: Lenovo Support : Offers a Broadcom Bluetooth 4.0 Driver
Navigate to .
Comprehensive Guide to Fixing the BCM2035B USB Bluetooth Driver Right-click it and choose Properties
Generic drivers are often available via Microsoft Update Catalog or Windows Update's automatic search.
While originally intended for older operating systems, updated drivers have been released to maintain functionality on modern platforms: Legacy Support : Fully compatible with Windows XP, Vista, and 7. Modern Support : Driver versions such as 8.1.4222.0 (released June 2014) provide support for Windows 10 Windows 11 Basic Functionality
If the driver installs but the on/off switch does not appear in your Windows settings, the Windows Bluetooth Support Service may be disabled. Press Win + R , type services.msc , and press Enter. Locate .
Right-click the missing BCM2035B device and choose .