Follow these steps to automatically diagnose and repair Windows security problems by turning on UAC, DEP protection, Windows Firewall, and other Windows security options and features.

如果你没有台式电脑并且滑块未显示或不起作用，请尝试更新显示驱动程序。 在任务栏上选择"搜索"，键入"设备管理器"，然后从结果列表中选择"设备管理器"。在"设备管理器"中，选择"显示适配器"，然后选择显示适配器。长按 (或右键) 显示适配器名称，然后选择"更新驱动程序"并按照说明操作。

Supported languages. Read Aloud uses the proofing language set for the document. To change the language, see the help article Fix text-to-speech reading in wrong language.. Voices. Depending on your platform, text-to-speech (TTS) uses software that comes built into your device or by a Microsoft service.

Choose number of pages to print per sheet: Printing multiple pages on a single sheet of paper is a useful technique to save paper, reduce printing costs, and create compact versions of your documents. The number of pages that can be printed on a single sheet depends on the capabilities of your printer and the printing options you choose (Example: 1, 2, 4, 6, 9 or 16 pages per sheet).

Add page numbers to an existing header or footer in Word. Use the Tab key to position the page number left, center, or right. If the number is flush left, press Tab once for center, and twice for right.

To activate Windows 10 using an internet connection: As Windows 10 will automatically activate if you are connected to the internet, you can confirm your activation status by selecting Start > Settings > Update & Security > Activation and looking under Windows.. If online activation fails, first try the activation troubleshooting in Activate Windows 10.

Windows cannot start this hardware device because its configuration information (in the registry) is incomplete or damaged. (Code 19)

The Snap feature is a great way to improve your productivity by sharing many app windows in a single screen. Different layouts are available with many sizes to choose from, so you can get the most from your favorite apps when you are working on specific tasks.

Ensure these modes create an alert that is visible on your device. Make sure you have a device signal and Internet connection. Make sure your phone calls and text messages are getting through to your mobile device.

Microsoft Edge 是 Microsoft 推荐的浏览器. 对 Internet Explorer 的支持已于 2022 年 6 月 15 日结束。 如果访问的任何网站需要 Internet Explorer 11，则可以在 Microsoft Edge 中使用 Internet Explorer 模式重新加载它。