Windows 10 Services

Bluetooth Handsfree Service - Windows 10 Service

Enables wireless Bluetooth headsets to run on your computer. If this service is stopped or disabled, then Bluetooth headsets will not function properly with this machine.

This service exists in Windows 10 only.

Startup Type

Windows 10 version Home Pro Education Enterprise
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Default Properties

Display name:Bluetooth Handsfree Service
Service name:BthHFSrv
Path:%WinDir%\System32\svchost.exe -k LocalServiceAndNoImpersonation
Error control:normal
Object:NT AUTHORITY\LocalService
  • SeChangeNotifyPrivilege

Default Behavior

The Bluetooth Handsfree Service is running as NT AUTHORITY\LocalService in a shared process of svchost.exe. Other services might run in the same process. If Bluetooth Handsfree Service fails to start, the error is logged. Windows 10 startup proceeds, but a message box is displayed informing you that the BthHFSrv service has failed to start.


Bluetooth Handsfree Service is unable to start, if the Bluetooth Support Service is stopped or disabled.

Restore Default Startup Type for Bluetooth Handsfree Service

Automated Restore

1. Select your Windows 10 edition and release, and then click on the Download button below.

2. Save the RestoreBluetoothHandsfreeServiceWindows10.bat file to any folder on your hard drive.

3. Right-click the downloaded batch file and select Run as administrator.

4. Restart the computer to save changes.

Note. Make sure that the BthHFSrv.dll file exists in the %WinDir%\System32 folder. If this file is missing you can try to restore it from your Windows 10 installation media.