Download the Driver Package:
Uninstall Existing Bluetooth Drivers:
Install via “Have Disk” Method:
Force Audio Endpoint:
Reboot and Pair:
Solution: Re-enable test mode. Run Command Prompt as Administrator and type:
bcdedit /set testsigning on
Reboot. The desktop watermark “Test Mode” will appear—this is normal. Install the driver, then disable test mode with bcdedit /set testsigning off. uac demo v10 bluetooth driver full
| Feature | UAC Demo v10 Full | Windows Native (10/11) | OEM Driver (e.g., Avantree) | |--------|------------------|------------------------|-------------------------------| | Ease of install | Difficult | Plug-and-play | Easy | | Stability | Fair | Excellent | Good | | Codec support | SBC, AAC (varies) | SBC, AAC, aptX (with hardware) | Full (aptX HD, LL) | | Updates | None | Windows Update | Vendor | | Security | Unknown source | Microsoft-signed | Signed |
If you own an older Bluetooth 2.0 or 3.0 USB dongle (brands like CSR, Broadcom, or Cambridge Silicon Radio), modern Windows 10/11 drivers may ignore it. The UAC Demo v10 package includes legacy INF files that trick Windows into recognizing ancient chipsets as compatible audio endpoints. Download the Driver Package :
Version 10 suggests a mature iteration of the demo software. Unlike consumer drivers that jump from 1.0 to 2.0, "v10" in a demo context indicates years of bug fixes, improved latency handling, and expanded Bluetooth codec support (SBC, AAC, aptX, LDAC).
Windows often defaults Bluetooth headsets to the Hands-Free Profile (HFP) for calls. While HFP enables the mic, it degrades audio to mono 8kHz or 16kHz—horrible for music or gaming. The UAC Demo v10 Full can force the A2DP profile exclusively, preserving stereo quality while sacrificing the mic (a trade-off many users gladly accept). Uninstall Existing Bluetooth Drivers :