Windows Mixed Reality空间音频最适用于内置或直接连接到沉浸式耳机的耳机。连接到 PC 的 PC 扬声器或耳机可能不适用于空间音频。在这篇文章中，我们将向您展示如何在 Windows 10 上运行混合现实门户^{(Mixed Reality Portal is running)}时打开或关闭切换^{(Off Switch)}到耳机音频、切换^(Switch)到耳机麦克风和将耳机音频镜像^(Mirror)到桌面设置。

混合现实门户^{(Mixed Reality Portal)}运行时打开或关闭^(Off)设置

您可以检查您的 PC 是否支持 Windows Mixed Reality^{(check if your PC supports Windows Mixed Reality)}。此外，Windows Mixed Reality不支持蓝牙^(Bluetooth)音频耳机。

在本节中，我们将为混合现实门户在^{(Mixed Reality Portal)}Windows 10中运行时配置（打开或关闭^(Off)）以下设置：

1. 当混合现实门户^{(Mixed Reality Portal)}运行时，切换到耳机音频
2. 当混合现实门户^{(Mixed Reality Portal)}运行时，切换到耳机麦克风
3. 混合现实门户^{(Mixed Reality Portal)}运行时，将耳机音频镜像到桌面

让我们看一下配置这些设置所涉及的步骤和方法。

当混合现实门户^{(Mixed Reality Portal)}运行时，切换到耳机音频

我们可以通过两种快速简便的方式之一打开或关闭在^{(Off Switch)}Windows 10上运行混合现实门户^{(Mixed Reality Portal)}的耳机音频。^{(Headset Audio)}

1. 通过设置应用
2. 通过注册表编辑器

1]设置应用程序

要通过设置^(Settings)应用打开或关闭在^{(Off Switch)}Windows 10上运行的混合现实门户^{(Mixed Reality Portal)}的耳机音频^{(Headset Audio)}，请执行以下操作：

• 按Windows key + I 打开设置^{(open Settings)}。
• 点击或单击混合现实^{(Mixed reality)}。
• 单击左侧窗格中的音频和语音。^{(Audio and speech)}
• 在右侧窗格中，打开或关闭按钮（默认），当混合现实门户运行时，根据要求切换到耳机音频^{(When Mixed Reality Portal is running, switch to headset audio)} 。
• 完成后退出设置应用程序。

2]注册表编辑器

要通过注册表编辑器^{(Registry Editor)}打开或关闭在^{(Off Switch)}Windows 10上运行的混合现实门户^{(Mixed Reality Portal)}的耳机音频^{(Headset Audio)}，请执行以下操作：

由于这是注册表操作，建议您备份注册表^{(back up the registry)} 或 创建系统还原点 作为必要的预防措施。完成后，您可以执行以下操作：

• 按Windows key + R调用“运行”对话框。
• 在“运行”对话框中，键入regedit并按 Enter 以打开注册表编辑器^{(Registry Editor)}。
• 导航或跳转到下面的注册表项路径：

HKEY_CURRENT_USER\Software\Microsoft\Windows\CurrentVersion\Holographic\SpeechAndAudio

• 在该位置的右窗格中，双击PreferDesktopSpeaker 条目以编辑其属性。

如果该键不存在，请右键单击右窗格中的空白区域，然后选择New > DWORD (32-bit) Value。将值名称重命名为PreferDesktopSpeaker 并按 Enter。

• 根据要求，分别在Off或On的数值数据框中输入1或0。
• 单击确定^(OK)或按 Enter 保存更改。
• 退出注册表编辑器。
• 重新启动计算机。

当混合现实门户^{(Mixed Reality Portal)}运行时，切换到耳机麦克风

1]设置应用程序

要通过“设置”应用在^(Settings)Windows 10上运行混合现实门户^{(Mixed Reality Portal)}时打开或关闭^(Off)耳机麦克风，请执行以下操作：

• 在右侧窗格中，打开或关闭按钮（默认），当混合现实门户运行时，根据要求切换到耳机麦克风^{(When Mixed Reality Portal is running, switch to headset mic)} 。
• 完成后退出设置应用程序。

2]注册表编辑器

要通过注册表编辑器在^{(Registry Editor)}Windows 10上运行混合现实门户^{(Mixed Reality Portal)}时打开或关闭切换^{(Off Switch)}到耳机麦克风，请执行以下操作：

在开始之前，请备份注册表或创建系统还原点，然后执行以下操作：

• 打开注册表编辑器。
• 导航^(Navigate)或跳转到下面的注册表项路径：

HKEY_CURRENT_USER\Software\Microsoft\Windows\CurrentVersion\Holographic\SpeechAndAudio

• 在该位置的右窗格中，双击PreferDesktopMic 条目以编辑其属性。

如果该键不存在，请右键单击右窗格中的空白区域，然后选择New > DWORD (32-bit) Value。将值名称重命名为PreferDesktopMic 并按 Enter。

• 根据要求，分别在Off或On的数值数据框中输入1或0。
• 单击确定^(OK)或按 Enter 保存更改。
• 退出注册表编辑器。
• 重新启动计算机。

混合现实门户^{(Mixed Reality Portal)}运行时，将耳机音频镜像到桌面

1]设置应用程序

要通过设置应用在^(Settings)Windows 10上运行混合现实门户^{(Mixed Reality Portal)}时打开或关闭将耳机音频镜像^{(Off Mirror Headset Audio)}到桌面，请执行以下操作：

• 在右侧窗格中，打开或关闭按钮（默认），以在混合现实门户运行时，根据要求将耳机音频镜像到桌面。^{(When Mixed Reality Portal is running, mirror headset audio to desktop)}
• 完成后退出设置应用程序。

2]注册表编辑器

要通过注册表编辑器在^{(Registry Editor)}Windows 10上运行混合现实门户^{(Mixed Reality Portal)}时打开或关闭将耳机音频镜像^{(Off Mirror Headset Audio)}到桌面，请执行以下操作：

在开始之前，请备份注册表或创建系统还原点，然后执行以下操作：

• 打开注册表编辑器。
• 导航^(Navigate)或跳转到下面的注册表项路径：

HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\HoloSI\Audio

• 在该位置的右侧窗格中，双击AudioMirroringEnabled条目以编辑其属性。

如果该键不存在，请右键单击右窗格中的空白区域，然后选择New > DWORD (32-bit) Value。将值名称重命名为AudioMirroringEnabled 并按 Enter。

• 根据要求，分别在Off或On的数值数据框中输入1或0。
• 单击确定^(OK)或按 Enter 保存更改。
• 退出注册表编辑器。
• 重新启动计算机。

这就是在Windows 10^{(Windows 10)}中运行混合现实门户^{(Mixed Reality Portal)}时如何打开或关闭^(Off)设置！

Turn On or Off settings when Mixed Reality Portal is Running

Windows Mixed Reality spatial audio works best with headрhones buіlt into or сonnected dіrectly to your immersive headset. PC speakers or headphoneѕ connеcted to the PC might not work wеll for spatial audio. In this post, we will show уou how to Turn On or Off Switch to headsеt aυdio, Switch to headset mic and Mіrror headset audio to desktoр settings when Mixed Reality Portal is running on Windows 10.

Turn On or Off settings when Mixed Reality Portal is Running

You can check if your PC supports Windows Mixed Reality. Also, Windows Mixed Reality doesn’t support Bluetooth audio headsets.

Under this section, we will be configuring (turn On or Off) the following settings for when Mixed Reality Portal is running in Windows 10:

1. When Mixed Reality Portal is running, switch to headset audio
2. When Mixed Reality Portal is running, switch to headset mic
3. When Mixed Reality Portal is running, mirror headset audio to desktop

Let’s take a look at the steps and methods involved in configuring each of these settings.

When Mixed Reality Portal is running, switch to headset audio

We can turn On or Off Switch to Headset Audio for Mixed Reality Portal is running on Windows 10 in either of two quick and easy ways.

1. Via Settings app
2. Via Registry Editor

1] Settings app

To turn On or Off Switch to Headset Audio for Mixed Reality Portal is running on Windows 10 via Settings app, do the following:

• Press the Windows key + I to open Settings.
• Tap or click Mixed reality.
• Click Audio and speech on the left pane.
• On the right pane, toggle the button on or off (default) for When Mixed Reality Portal is running, switch to headset audio per requirement.
• Exit Settings app when done.

2] Registry Editor

To turn On or Off Switch to Headset Audio for Mixed Reality Portal is running on Windows 10 via Registry Editor, do the following:

Since this is a registry operation, it is recommended that you back up the registry or create a system restore point as necessary precautionary measures. Once done, you can proceed as follows:

• Press Windows key + R to invoke the Run dialog.
• In the Run dialog box, type regedit and hit Enter to open Registry Editor.
• Navigate or jump to the registry key path below:

HKEY_CURRENT_USER\Software\Microsoft\Windows\CurrentVersion\Holographic\SpeechAndAudio

• At the location, on the right pane, double-click PreferDesktopSpeaker entry to edit its properties.

If the key is not present, right-click on the blank space on the right pane and then select New > DWORD (32-bit) Value. Rename the value name as PreferDesktopSpeaker and hit Enter.

• Per requirement, input 1 or 0 in the Value data box for Off or On respectively.
• Click OK or hit Enter to save the change.
• Exit Registry Editor.
• Restart computer.

When Mixed Reality Portal is running, switch to headset mic

1] Settings app

To turn On or Off switch to headset mic when Mixed Reality Portal is running on Windows 10 via Settings app, do the following:

• On the right pane, toggle the button on or off (default) for When Mixed Reality Portal is running, switch to headset mic per requirement.
• Exit Settings app when done.

2] Registry Editor

To turn On or Off Switch to headset mic when Mixed Reality Portal is running on Windows 10 via Registry Editor, do the following:

Before you begin, back up the registry or create a system restore point, then proceed as follows:

• Open Registry Editor.
• Navigate or jump to the registry key path below:

HKEY_CURRENT_USER\Software\Microsoft\Windows\CurrentVersion\Holographic\SpeechAndAudio

• At the location, on the right pane, double-click PreferDesktopMic entry to edit its properties.

If the key is not present, right-click on the blank space on the right pane and then select New > DWORD (32-bit) Value. Rename the value name as PreferDesktopMic and hit Enter.

• Per requirement, input 1 or 0 in the Value data box for Off or On respectively.
• Click OK or hit Enter to save the change.
• Exit Registry Editor.
• Restart computer.

When Mixed Reality Portal is running, mirror headset audio to desktop

1] Settings app

To turn On or Off Mirror Headset Audio to Desktop when Mixed Reality Portal is running on Windows 10 via Settings app, do the following:

• On the right pane, toggle the button on or off (default) for When Mixed Reality Portal is running, mirror headset audio to desktop per requirement.
• Exit Settings app when done.

2] Registry Editor

To turn On or Off Mirror Headset Audio to Desktop when Mixed Reality Portal is running on Windows 10 via Registry Editor, do the following:

Before you begin, back up the registry or create a system restore point, then proceed as follows:

• Open Registry Editor.
• Navigate or jump to the registry key path below:

HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\HoloSI\Audio

• At the location, on the right pane, double-click AudioMirroringEnabled entry to edit its properties.

If the key is not present, right-click on the blank space on the right pane and then select New > DWORD (32-bit) Value. Rename the value name as AudioMirroringEnabled and hit Enter.

• Per requirement, input 1 or 0 in the Value data box for Off or On respectively.
• Click OK or hit Enter to save the change.
• Exit Registry Editor.
• Restart computer.

And that’s it on how to turn On or Off settings for when Mixed Reality Portal is running in Windows 10!

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