缩略图^(Thumbnail)预览是Windows 10的一项重要功能，当您将鼠标悬停在任务栏上时，它可以让您预览应用程序的窗口。基本上^(Basically)，您可以看到任务，并且悬停时间是预定义的，设置为半秒。因此，当您将鼠标悬停在任务栏的任务上时，缩略图预览弹出窗口将向您显示当前应用程序上正在运行的内容。此外，如果您有该应用程序的多个窗口或选项卡，例如Microsoft Edge，您将看到每个窗口或选项卡的预览。

有时，此功能更成问题，因为每当您尝试使用多个窗口或应用程序时，缩略图预览窗口就会出现。在这种情况下，最好禁用Windows 10中的^{(Windows 10)}缩略图预览^{(Thumbnail Previews)}以顺利运行。有时，默认情况下可以禁用它，因此某些用户可能希望启用缩略图预览，因此本指南将向您展示如何在Windows 10中启用或^{(Windows 10)}禁用缩略图预览^{(Disable Thumbnail Previews)}。

在Windows 10中启用或禁用缩略图预览^{(Thumbnail Previews)}

确保 创建一个还原点^{(create a restore point)} 以防万一出现问题。

方法 1：使用系统性能设置启用或禁用缩略图预览^{(Method 1: Enable or Disable Thumbnail Previews using System Performance Settings)}

1. 右键单击​​此 PC^{( This PC)}或我的电脑，然后选择属性。^{(Properties.)}

2. 从左侧菜单中，单击高级系统设置。^{(Advanced system settings.)}

3. 确保选择了高级选项卡^{( the Advanced tab)}，然后单击性能下的设置^(Settings)。

4. 取消选中启用 Peek^{( Enable Peek)}以禁用缩略图预览。^{( Disable Thumbnail Previews.)}

5. 如果要启用缩略图预览^{(Thumbnail Previews)}，请选中Enable Peek。

5. 单击应用，然后单击确定。^(OK.)

6. 重新启动您的 PC 以保存更改。

方法 2：使用注册表编辑器启用或禁用缩略图预览^{(Method 2: Enable or Disable Thumbnail Previews using Registry Editor)}

1. 按 Windows 键 + R 然后键入regedit并按Enter打开注册表编辑器^{(Registry Editor)}。

2. 导航到以下注册表^(Registry)项：

HKEY_CURRENT_USER\Software\Microsoft\Windows\CurrentVersion\Explorer\Advanced

3. 现在选择高级^(Advanced)注册表项，然后右键单击并选择New > DWORD (32-bit) value.

4. 将此新 DWORD 命名为ExtendedUIHoverTime并按 Enter。

5. 双击ExtendedUIHoverTime并将其值更改为30000。

注意：^(Note:) 30000 是当您将鼠标悬停在任务栏上的任务或应用程序上时显示^(Taskbar)缩略图预览^{(Thumbnail Preview)}的时间延迟（以毫秒为单位）。简而言之，它将禁用缩略图在悬停时出现 30 秒，这足以禁用此功能。

6. 如果要启用缩略图预览，请将其值设置为0。

7. 单击确定^(OK)并关闭注册表编辑器。

8. 重新启动您的 PC 以保存更改。

^{(Method 3: Disable)} 方法 3：仅为应用程序窗口的多个实例^{(Thumbnails Previews only for multiple instances of the app window)}禁用缩略图预览

1. 按 Windows 键 + R，然后键入regedit并按 Enter。

2. 导航到以下注册表项：

HKEY_CURRENT_USER\SOFTWARE\Microsoft\Windows\CurrentVersion\Explorer\Taskband

3. 右键单击​​任务^(Taskband)带，然后选择New > DWORD (32-bit) value.

4. 将此键命名为NumThumbnails并双击它以更改其值。

5. 将其值设置为 0^{( value to 0)}，然后单击确定。

6. 重新启动您的 PC 以保存更改。

受到推崇的：^{(Recommended:)}

• 修复 DPC_WATCHDOG_VIOLATION 错误 0x00000133^{(Fix DPC_WATCHDOG_VIOLATION Error 0x00000133)}
• 修复 Windows 无法自动检测此网络的代理设置^{(Fix Windows could not automatically detect this network’s proxy settings)}
• 解决 Windows 10 随机冻结问题
• 在 Windows 10 中更改锁定屏幕超时设置^{(Change Lock Screen Timeout Setting in Windows 10)}

就是这样，您已经成功学习了如何在 Windows 10 中启用或禁用缩略图预览，^{(How to Enable or Disable Thumbnail Previews in Windows 10)}但如果您对这篇文章仍有任何疑问，请随时在评论部分提出。

Enable or Disable Thumbnail Previews in Windows 10

Thumbnail preview iѕ аn imрortant featurе of Wіndows 10 which let you have a preview of the app’s window on your tаskbаr when you hover over it. Basically, you get а peek of thе tasks, and the hover time іs predеfined, which is ѕet to half a second. So when you hover over the taskbar’s tasks, a thυmbnail рreview pop up window will show you what is running on the current applicatiоn. Also, if you have multiple windows or tabs of that app, for example, Microsoft Edge, you will be shown the preview of each one.

Sometimes, this feature is more of a problem because the thumbnail previews window comes in your way whenever you try to work with multiple windows or apps. In this case, it will be best to disable the Thumbnail Previews in Windows 10 to work smoothly. Sometimes, it can be disabled by default so some users might want to enable thumbnail previews, so this guide will show you How to Enable or Disable Thumbnail Previews in Windows 10.

Enable or Disable Thumbnail Previews in Windows 10

Make sure to create a restore point just in case something goes wrong.

Method 1: Enable or Disable Thumbnail Previews using System Performance Settings

1. Right-click on This PC or My Computer and select Properties.

2. From the left-hand menu, click on Advanced system settings.

3. Make sure the Advanced tab is selected and then click Settings under Performance.

4. Uncheck Enable Peek to Disable Thumbnail Previews.

5. If you want to Enable Thumbnail Previews, then check Enable Peek.

5. Click Apply, followed by OK.

6. Reboot your PC to save changes.

Method 2: Enable or Disable Thumbnail Previews using Registry Editor

1. Press Windows Key + R then type regedit and hit Enter to open Registry Editor.

2. Navigate to the following Registry key:

HKEY_CURRENT_USER\Software\Microsoft\Windows\CurrentVersion\Explorer\Advanced

3. Now select Advanced registry key then right-click and select New > DWORD (32-bit) value.

4. Name this new DWORD as ExtendedUIHoverTime and press Enter.

5. Double click on ExtendedUIHoverTime and change its value to 30000.

Note: 30000 is the time delay (in milliseconds) showing the Thumbnail Preview when you hover over the tasks or apps on the Taskbar. In short, it will disable thumbnails to appear on hover for 30 seconds, which is more than enough to disable this feature.

6. If you want to enable thumbnail preview set its value to 0.

7. Click OK and close the Registry Editor.

8. Reboot your PC to save changes.

Method 3: Disable Thumbnails Previews only for multiple instances of the app window

1. Press Windows Key + R then type regedit and hit Enter.

2. Navigate to the following registry key:

HKEY_CURRENT_USER\SOFTWARE\Microsoft\Windows\CurrentVersion\Explorer\Taskband

3. Right-click on Taskband and then select New > DWORD (32-bit) value.

4. Name this key as NumThumbnails and double click on it to change its value.

5. Set its value to 0 and click OK.

6. Reboot your PC to save changes.

Recommended:

• Fix DPC_WATCHDOG_VIOLATION Error 0x00000133
• Fix Windows could not automatically detect this network’s proxy settings
• Resolve Windows 10 Freezes Randomly Issue
• Change Lock Screen Timeout Setting in Windows 10

That’s it you have successfully learned How to Enable or Disable Thumbnail Previews in Windows 10 but if you still have any questions regarding this post then feel free to ask them in the comment’s section.

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