Try the Windows 10 Broadcom Bluetooth Driver (sp75330.exe) .
: Paste the Hardware ID from Device Manager (found under Properties > Details > Hardware Ids) to pinpoint the exact chipset revision.
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Select the closest match, click Next , and ignore any warning prompts about compatibility risks. Method 3: Download Drivers from the Manufacturer Website bcm2045a0 driver windows 11
Because Broadcom no longer serves retail end-user Bluetooth drivers directly on its portal, you must pull the compatible controller files from verified infrastructure pools. Method A: Microsoft Update Catalog (Recommended)
is a specific hardware identifier for a Broadcom Bluetooth Controller
Windows 11 requires strict driver signing and updated architecture, which often leaves older hardware components like the BCM2045A0 chipset without an automatic plug-and-play solution. What is the BCM2045A0 Error? Try the Windows 10 Broadcom Bluetooth Driver (sp75330
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This usually means a hardware conflict or corrupted registry keys.
Scroll down the hardware list, select , and click Next . This link or copies made by others cannot be deleted
What is the of the device? (You can find this by right-clicking BCM2045A0 in Device Manager, selecting Properties , going to the Details tab, and changing the property dropdown to Hardware Ids ).
: Provide your computer's make and model so we can locate the exact manufacturer-approved Broadcom package.
Yes. Most v12.x Broadcom drivers for Windows 10 work perfectly on Windows 11. Use compatibility mode if the installer blocks.
This comprehensive guide will help you understand the hardware IDs, bypass Windows 11 security hurdles, and successfully install the required driver. Step 1: Verify Your Hardware ID
BCM2045A0 Driver Windows 11: Fix Your Bluetooth Issues (2026 Guide)
