无论您使用哪个版本的Windows，系统都默认安装了许多功能，其中许多功能您可能永远不会使用。禁用您不使用的Windows功能可以优化您的系统，使其更快并节省宝贵的硬盘空间。
本文向您展示如何在Windows 7/8/10、Vista和 XP 中启用和禁用功能。
Windows Vista，2010 年 7 月 8 日
要打开或关闭Windows Vista到Windows 10中的(Windows 10)Windows功能，请单击“开始(Start)”菜单上的“控制面板”。(Control Panel)您也可以单击开始(Start)，然后在控制面板中键入。
单击程序(Programs)链接。
注意：(NOTE:)如果您在Classic View中，链接为Programs and Features。
在程序和功能(Programs and Features)标题下，单击打开或关闭 Windows 功能(Turn Windows features on or off)链接。
注意：(NOTE:)如果您在经典视图(Classic View)中，打开或关闭 Windows 功能(Turn Windows features on or off)链接位于左侧面板上。
Windows 功能(Windows Features)对话框显示“请稍候...(Please wait…) ”消息，同时加载功能列表。
当功能列表显示时，您可以将鼠标移到其中一个功能上并查看该功能的描述。
对于您要关闭的每个功能，请选中该功能左侧的复选框，以便该框中没有复选标记。例如，由于我们没有使用Tablet PC，我们决定关闭Tablet PC Components功能以及我们不使用的其他一些功能。完成更改后，单击“确定(OK)”关闭“ Windows 功能(Windows Features)”对话框。
将显示一个对话框，显示对Windows系统所做的更改的进度。
您必须重新启动计算机才能完成更改。如果您准备立即重新启动计算机，请单击立即重新启动。(Restart Now)如果您想等待重新启动计算机，请单击稍后重新启动(Restart Later)。
当计算机关闭并再次启动时，将显示以下消息。确保在配置功能时不要关闭计算机。
视窗
要在Windows XP中启用(Windows XP)Windows功能，请单击开始(Start)菜单上的控制面板。(Control Panel)
单击控制面板(Control Panel)窗口上的添加或删除程序链接（或(Add or Remove Programs)经典视图(Classic View)中的图标） 。
在“添加或删除程序(Add or Remove Programs)”对话框中，单击左侧面板中的“Add/Remove Windows Components
将显示一个对话框，要求您等待生成Windows功能列表。
Windows 组件向导(Windows Components Wizard)显示组件(Components)列表。如果组件左侧的复选框具有灰色背景，则该组件中存在子组件。单击(Click) 详细信息(Details)可查看该主要组件下的组件。
例如，以下对话框显示了网络服务(Network Services )主组件下可用的组件。您可以打开或关闭这些组件中的任何一个，然后单击确定(OK)接受您的更改并返回到Windows 组件向导(Windows Components Wizard)。
对于您要关闭的每个功能，请选中该功能左侧的复选框，以便该框中没有复选标记。例如，我们没有使用MSN Explorer或Outlook Express，除了一些其他功能。完成更改后，单击Next。
配置组件(Configuring Components)屏幕显示对系统进行更改的进度。
进行更改后，将显示“完成 Windows 组件向导(Completing the Windows Components Wizard)”对话框。单击完成(Finish)。
您必须重新启动计算机才能完成更改。如果您现在准备好重新启动计算机，请单击是。(Yes)如果您想等待重新启动计算机，请单击否(No)。
如果需要，您可以再次打开任何Windows功能，只需按照这些过程并选中所需功能的复选框，以便每个复选框中都有一个复选标记。享受！
Enable and Disable Windows Features
No matter which version of Windows you usе, there is a lot of featυres that are installed with the system by defаult, many of which you probаbly will never use. Diѕabling Windows features you don’t υse can optimize your sуstem, making it faster and saving precious hard disk space.
This article shows you how to enable and disable features in Windows 7/8/10, Vista, and XP.
Windows Vista, 7/8/10
To turn Windows features in Windows Vista to Windows 10 on or off, click Control Panel on the Start menu. You can also click on Start and then type in control panel.
Click the Programs link.
NOTE: If you are in Classic View, the link reads Programs and Features.
Under the Programs and Features heading, click the Turn Windows features on or off link.
NOTE: If you are in the Classic View, the Turn Windows features on or off link is on the left panel.
The Windows Features dialog box displays with a “Please wait…” message, while the features list is loaded.
When the list of features displays, you can move your mouse over one of the features and view a description of that feature.
For each feature you want to turn off, select the check box to the left of the feature so there is NO check mark in the box. For example, since we are not using a Tablet PC, we decided to turn off the Tablet PC Components feature, along with some other features we don’t use. Once you have made your changes, click OK to close the Windows Features dialog box.
A dialog box displays showing the progress of the changes being made to your Windows system.
You must restart your computer for the changes to be completed. Click Restart Now if you are ready to restart the computer now. If you want to wait to restart the computer, click Restart Later.
While the computer is shutting down and again while it is starting up, the following message displays. Be sure you don’t shut off the computer while the features are being configured.
Windows XP
To turn Windows features in Windows XP, click Control Panel on the Start menu.
Click the Add or Remove Programs link (or the icon in Classic View) on the Control Panel window.
On the Add or Remove Programs dialog box, click Add/Remove Windows Components in the left panel.
A dialog box displays asking you to wait while the list of Windows features is generated.
The Windows Components Wizard displays with a list of Components. If the check box to the left of a component has a gray background, there are sub-components within that component. Click Details to view the components under that main component.
For example, the following dialog box shows the components available under the Network Services main component. You can turn on or off any of these components and click OK to accept your changes and return to the Windows Components Wizard.
For each feature you want to turn off, select the check box to the left of the feature so there is NO check mark in the box. For example, we are not using MSN Explorer or Outlook Express, in addition to some other features. Once you have made your changes, click Next.
The Configuring Components screen displays the progress of the changes being made to your system.
When the changes have been made, the Completing the Windows Components Wizard dialog box displays. Click Finish.
You must restart your computer for the changes to be completed. Click Yes if you are ready to restart the computer now. If you want to wait to restart the computer, click No.
You can turn on any of the Windows features again, if desired, simply by following these procedures and selecting the check boxes for features you want so there is a check mark in each check box. Enjoy!
