MediaTek Bluetooth Adapter driver

Hardware ID USB\VID_04CA&PID_3804

Vendor: MediaTek (VID 04CA)
Device: Bluetooth Adapter (PID 3804)
Bus: USB
Drivers: 5
Windows: Windows 10Windows 11

Recommended driver

MediaTek Bluetooth Adapter Driver

Version 1.1146.0.585 · Mar 26, 2026 · Windows 10, 11 · 32-bit & 64-bit

All drivers for VID_04CA&PID_3804

Driver	Version	Date	Windows	Bits
MediaTek Bluetooth Adapter Driver	1.1146.0.585	Mar 26, 2026	Windows 10, 11	32-bit & 64-bit
MediaTek MT7921 Wi-Fi 6/6E Wireless LAN Driver	3.03.00.0723	Nov 24, 2022	Windows 10, 11	32-bit & 64-bit
MediaTek MT7921 Wi-Fi 6/6E Wireless LAN Drivers	3.03.00.0541, 1.825.0.186	May 8, 2022	Windows 10, 11	64-bit
MediaTek MT7921 Wi-Fi 6/6E Wireless LAN Drivers	3.03.00.0468	Feb 25, 2022	Windows 10, 11	32-bit & 64-bit
MediaTek Wireless LAN & Bluetooth Drivers	3.03.00.0298, 1.5.17.142	Oct 22, 2021	Windows 10, 11	64-bit

Is this your device?

Press Win + X and open Device Manager.
Right-click the device (often listed under Other devices with a yellow sign) → Properties → Details.
Select Hardware Ids in the list. If the first line starts with USB\VID_04CA&PID_3804, the drivers above are for your device.

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