Realtek Bluetooth Adapter driver

Hardware ID USB\VID_0B05&PID_18EF

Vendor: Realtek Semiconductor Corp. (VID 0B05)
Device: Bluetooth Adapter (PID 18EF)
Bus: USB
Drivers: 5
Windows: Windows 10Windows 11

Recommended driver

Realtek Bluetooth Adapter Driver

Version 16.4033.2312.2503 · Oct 30, 2025 · Windows 10, 11 · 64-bit

All drivers for VID_0B05&PID_18EF

Driver	Version	Date	Windows	Bits
Realtek Bluetooth Adapter Driver	16.4033.2312.2503	Oct 30, 2025	Windows 10, 11	64-bit
Realtek Bluetooth Adapter Driver	1.9.1041.3002	Nov 1, 2021	Windows 10, 11	64-bit
Realtek Bluetooth Device Driver	1.7.1022.3002, 1.7.1021.3000	Feb 12, 2020	Windows 10	32-bit & 64-bit
Realtek Bluetooth Device Driver	1.7.1022.3000, 1.7.1021.2000	Dec 20, 2019	Windows 10	32-bit & 64-bit
Realtek Bluetooth 4.0 Device Driver	1.7.1019.3002	Jun 17, 2019	Windows 10	32-bit & 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_0B05&PID_18EF, the drivers above are for your device.

More about hardware IDs · Fix common device errors

Other Realtek devices with drivers