如果您系统的设备管理器中缺少^{(Device Manager)}生物识别设备驱动程序^{(Biometric device driver)}，或者您意外卸载了它，这篇文章将帮助您恢复它。您可能已经看到，Windows 11/10 为用户提供了一些额外的登录选项，例如Windows Hello 指纹、Windows Hello 人脸等。这些功能需要生物识别^(Biometric)设备驱动程序才能正常工作。如果用户意外从他的系统中卸载了生物识别^(Biometric)设备驱动程序，他可能会遇到许多Windows Hello登录选项错误。

生物识别^(Biometric)设备未显示在设备管理器中^{(Device Manager)}

下面，我们列出了一些在Windows 11/10生物识别^(Biometric)设备驱动程序的方法。但是，在开始之前，您可以做一件事，打开设备管理器^{(Device Manager)}并扫描硬件更改。根据许多受影响用户的反馈，这个技巧帮助他们恢复了系统上丢失的生物识别^(Biometric)设备。你也应该试试这个。如果没有任何反应，您可以继续执行下面列出的解决方案。

^(Biometric)使用设备管理器的生物^{(Device Manager)}识别丢失或卸载生物识别设备^(Biometric)

以下解决方案可以帮助您在 Windows 11/10 计算机上恢复丢失或卸载的生物识别设备。^(Biometric)

1. 安装 HelloFace.inf 文件。
2. ^(Reinstall)通过PowerShell^(PowerShell)重新安装设备驱动程序。
3. ^{(Reset Facial Recognition)}在设置中^(Settings)重置面部识别和指纹^{(Fingerprint)}选项。
4. 卸载并重新安装驱动程序。
5. 卸载Windows更新并从 microsoft.com 安装最新的更新。

1]安装Windows HelloFace.inf^{(Install Windows HelloFace.inf)}文件

如果您不小心从设备管理器中卸载了^{(Device Manager)}生物识别^(Biometric)设备，安装HelloFace.inf文件可以将其恢复。

下面列出了执行此操作的步骤：

1. 打开文件资源管理器。
2. 复制以下路径并将其粘贴到文件资源管理器的地址栏中。

   C:WindowsSystem32WinBioPlugInsFaceDriver

3. 在那里你会找到HelloFace.inf文件。
4. 右键单击该文件，然后单击安装^(Install)。
5. 按照屏幕上的说明进行操作。
6. 安装过程完成后重新启动系统，看看生物识别设备是否在^(Biometric)设备管理器^{(Device Manager)}中恢复。

如果在上面步骤 2 中列出的位置找不到HeloFace.inf文件，请转到以下位置并打开名为amd64_microsoft-windows-hello-face的文件夹。在那里你会找到安装文件。

C:\Windows\WinSxS

2]通过PowerShell重新安装^(Reinstall)设备驱动程序

如果手动安装HelloFace.inf文件不起作用，您可以尝试通过PowerShell安装它。请按照下列步骤操作：

以管理员身份启动PowerShell 。

在执行命令重新安装HelloFace驱动程序之前，您必须更改PowerShell中的当前工作目录。为此，执行命令cd后跟目标目录。为了您的方便，我们在下面编写了完整的命令。您只需将其复制并粘贴到PowerShell中。

cd C:\Windows\System32\WinBioPlugIns\FaceDriver directory

现在，键入以下命令并按Enter。这将删除HelloFace驱动程序。

pnputil.exe /delete-driver .\HelloFace.inf

现在，您必须重新安装HelloFace驱动程序。为此，在PowerShell中键入以下命令并按Enter。

pnputil.exe /add-driver .\HelloFace.inf /install

等到^(Wait)安装过程完成。

打开设备管理器^{(Device Manager)}。它现在应该显示生物识别^(Biometric)设备驱动程序。

3]在设置中重置面部识别^{(Reset Facial Recognition)}和指纹^{(Fingerprint)}选项

通过Windows 设置^{(Windows Settings)}应用程序重置面部识别^{(Facial Recognition)}和指纹^{(Fingerprint)}选项有助于恢复已卸载或丢失的生物识别^(Biometric)设备驱动程序。

以下步骤将帮助您：

1. 启动 Windows 设置 10 应用程序。
2. 单击帐户^(Accounts)。
3. 您将在左侧看到登录选项。^{(Sign-in Options)}点击它。
4. 现在，根据您在系统上设置的内容，单击Windows Hello Face或Windows Hello Fingerprint，然后单击删除^(Remove)按钮。
5. 之后，您将看到一个设置^{(Set up)}按钮出现在Windows Hello中。单击^(Click)它，然后单击开始^{(Get Started)}。
6. 按照屏幕上的说明重新设置Windows Hello。
7. 如果需要，重新启动计算机。

现在，打开设备管理器^{(Device Manager)}并检查生物识别^(Biometric)设备驱动程序是否已恢复。

4]卸载^(Uninstall)并重新安装驱动程序

如果您尚未卸载生物识别^(Biometric)设备驱动程序，但设备管理器^{(Device Manager)}中缺少该驱动程序，您可以尝试以下解决方案：

1. 打开设备管理器。
2. 单击工具栏上的查看^(View)，然后选择显示隐藏的设备^{(Show hidden devices)}。
3. 现在，展开其他设备^{(Other devices)}或未知设备^{(Unknown devices)}节点（以您的设备管理器^{(Device Manager)}中可用的为准）并检查生物识别^(Biometric)设备驱动程序是否可用。
4. 如果您在那里找到设备驱动程序，请右键单击它并选择卸载设备^{(Uninstall device)}选项。
5. 将打开一个弹出窗口。启用“删除此设备的驱动程序软件^{(Delete the driver software for this device)}”复选框，然后单击“卸载^(Uninstall)”按钮。
6. 现在，访问^(Visit)制造商的网站并下载最新的驱动程序软件。
7. 安装下载的驱动程序软件并重新启动计算机。

5]卸载Windows更新并从microsoft.com安装最新的更新

一些用户通过卸载没有安全补丁的Windows更新，然后通过从microsoft.com下载最新的^{(microsoft.com)}Windows更新来解决此问题。

希望这可以帮助。

相关帖子^{(Related posts)}：

• 修复我们找不到与 Windows Hello Face 兼容的相机。
• Windows Hello 不工作^{(Windows Hello not working)}。

Biometric missing or Uninstalled Biometric device using Device Manager

If the Biometric device driver is missing in your system’s Device Manager or you have uninstalled it accidentally, this post will help you restore it. You might have seen that Windows 11/10 provides users with some additional sign-in options, like Windows Hello Fingerprint, Windows Hello Face, etc. These features require Biometric device drivers to work properly. If a user uninstalls Biometric device drivers from his system accidentally, he may experience many errors with Windows Hello sign-in options.

Biometric devices not showing in Device Manager

Below, we have listed some methods to restore the uninstalled or missing Biometric device drivers on Windows 11/10. But, before you begin, you can do one thing, open Device Manager and scan for hardware changes. According to the feedback of many affected users, this trick helped them restore the missing Biometric device on their system. You should also try this. If nothing happens, you can proceed towards the solutions listed below.

Biometric missing or Uninstalled Biometric device using Device Manager

The following solutions may help you restore the missing or uninstalled Biometric device on your Windows 11/10 computer.

1. Install HelloFace.inf file.
2. Reinstall device driver via PowerShell.
3. Reset Facial Recognition and Fingerprint options in Settings.
4. Uninstall and reinstall the drivers.
5. Uninstall the Windows updates and install the latest one from microsoft.com.

1] Install Windows HelloFace.inf file

If you have uninstalled the Biometric device from Device Manager accidentally, installation of the HelloFace.inf file can bring it back.

The steps to do so are listed below:

1. Open File Explorer.
2. Copy the following path and paste it into the File Explorer’s address bar.

   C:\Windows\System32\WinBioPlugIns\FaceDriver

3. There you will find HelloFace.inf file.
4. Right-click on the file and click Install.
5. Follow the on-screen instructions.
6. Restart your system after the installation process gets completed and see if the Biometric device is restored in the Device Manager or not.

If you do not find the HeloFace.inf file at the location listed in step 2 above, go to the following location and open the folder named amd64_microsoft-windows-hello-face. There you will find the installation file.

C:\Windows\WinSxS

2] Reinstall device driver via PowerShell

If the manual installation of the HelloFace.inf file does not work, you can try to install it via PowerShell. Follow the below-listed steps:

Launch PowerShell as an administrator.

Before executing the command to reinstall the HelloFace driver, you have to change the current working directory in PowerShell. For this, execute the command cd followed by the targeted directory. For your convenience, we have written the complete command below. You just have to copy it and paste it into the PowerShell.

cd C:\Windows\System32\WinBioPlugIns\FaceDriver directory

Now, type the following command and press Enter. This will remove the HelloFace driver.

pnputil.exe /delete-driver .\HelloFace.inf

Now, you have to reinstall the HelloFace driver. For this type the following command in the PowerShell and hit Enter.

pnputil.exe /add-driver .\HelloFace.inf /install

Wait till the installation process gets completed.

Open the Device Manager. It should show the Biometric device driver now.

3] Reset Facial Recognition and Fingerprint options in Settings

Resetting Facial Recognition and Fingerprint options via the Windows Settings app can help restore uninstalled or missing Biometric device drivers.

The following steps will help you with that:

1. Launch Windows Settings 10 app.
2. Click Accounts.
3. You will see Sign-in Options on the left side. Click on it.
4. Now, depending on what you have set up on your system, click on Windows Hello Face or Windows Hello Fingerprint, and click on the Remove button.
5. After that, you will see that a Set up button appears in Windows Hello. Click on it and then click Get Started.
6. Follow the on-screen instructions to set up Windows Hello again.
7. Restart your computer if required.

Now, open Device Manager and check whether the Biometric device driver is restored or not.

4] Uninstall and reinstall the drivers

If you have not uninstalled the Biometric device driver but it is missing from the Device Manager, you can try the following solution:

1. Open Device Manager.
2. Click View on the toolbar and then select Show hidden devices.
3. Now, expand the Other devices or Unknown devices node (whichever is available in your Device Manager) and check if the Biometric device driver is available there.
4. If you find the device driver there, right-click on it and select the Uninstall device option.
5. A popup window will open. Enable the checkbox that says Delete the driver software for this device and click Uninstall button.
6. Now, Visit the manufacturer’s website and download the latest driver software.
7. Install the downloaded driver software and restart your computer.

5] Uninstall the Windows updates and install the latest one from microsoft.com

Some users have resolved this issue by uninstalling the Windows updates that do not have security patches and then installing the latest Windows update by downloading it from microsoft.com.

Hope this helps.

Related posts:

• Fix we couldn’t find a camera compatible with Windows Hello Face.
• Windows Hello not working.

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