Right-click the associated with your dongle and select Properties . Go to the Power Management tab.
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
The BCM2035B is a specific single-chip transceiver developed by Broadcom. It is frequently found in older USB Bluetooth dongles, as well as integrated into certain laptop models from manufacturers like HP and Asus. Compatibility and Versions
On Linux systems, the challenge is not a missing driver but incomplete support for the BCM2035B within the standard BlueZ stack. The btusb kernel driver often identifies the device but fails to load the necessary firmware, resulting in a non-functional adapter or the null BD address bug. bcm2035b usb bluetooth driver
To help find the exact driver package you need, please share a few more details:
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 While the chipset is undeniably outdated, it still works perfectly well for basic tasks like connecting a Bluetooth mouse, keyboard, or older headset on Windows 7 or 8.1.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.
There are several reasons why you may need to update or install the BCM2035B USB Bluetooth driver: Right-click the associated with your dongle and select
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.
If you struggle with persistent driver crashes, purchasing a modern USB Bluetooth 5.0 or 5.3 adapter is an inexpensive alternative that works instantly without manual driver configuration.
The BCM2035 chip is a monolithic baseband processor designed for low-cost, high-performance wireless connectivity. Press , type services
Right-click the (or similar), and select Update driver . Select Search automatically for updated driver software . 4. Installing the BCM2035B Driver on Windows 10/11
For USB dongles using the BCM2035B, you may need to force the installation of a generic Broadcom driver.
The Broadcom BCM2035B is a single-chip Bluetooth controller that complies with the specification. It was designed primarily for USB dongles and embedded modules. When it was released, it offered significant improvements over Bluetooth 1.2, including faster data transfer rates (up to 3 Mbps theoretically) and better power management.
Often identified in Windows Device Manager as VID_0A5C&PID_2035 .