Windows Update forcibly installs updated drivers. Use wushowhide.diagcab (Microsoft’s "Show or Hide Updates" tool) to block the generic driver.
Some fake dongles use VID_10F1 (Texas Instruments) or VID_0A5C (Broadcom). This guide only applies to VID_0A12.
You get basic Bluetooth 4.0 (HID devices, audio, file transfer) but no advanced features like BLE beacon scanning or CSR-specific power saving. Csr 4.0 Bluetooth Driver Windows 11
This is the method. It forces Windows to treat your CSR dongle as a generic USB dongle.
CSR 4.0 Bluetooth Driver for Windows 11: Complete Guide The CSR 4.0 Bluetooth dongle is a widely used USB adapter based on the chipset. While it is popular for its low cost and energy efficiency, users frequently encounter driver compatibility issues when upgrading to Windows 11 . This article provides a comprehensive guide on how to download, install, and troubleshoot the CSR 4.0 Bluetooth driver to ensure your wireless peripherals work seamlessly. Understanding CSR 4.0 Bluetooth Drivers Windows Update forcibly installs updated drivers
To download and install a CSR 4.0 Bluetooth driver on Windows 11, follow these steps:
(click "Install anyway").
After installation, open and restart these two services: