完全关闭电脑 若要关闭，请选择" 开始"， 然后选择" 电源 > 关闭"。 睡眠 睡眠使用非常少的电源，你的电脑启动速度更快，你可以立即返回到你离开的地方。 不必担心因电池耗尽而丢失工作，因为如果电量不足，Windows自动保存所有工作并关闭电脑。

Find operating system info in Windows 8.1 or Windows RT 8.1. To find out which version of Windows your device is running, press the Windows logo key key + R, type winver in the Open box, and then select OK.. If your device is running Windows 8.1 or Windows RT 8.1, here’s how to learn more:

Learn how to update Windows to ensure your device operates smoothly and securely with the latest features.

或者，你可以从以下 Microsoft 网站下载并手动安装所需的更新和程序包： 手动安装 Microsoft 365 桌面更新 解决方案4：未针对云服务设置非浏览器应用 如果尚未为某些非浏览器应用创建配置文件，这些应用程序将无法正确访问预期服务。

Note: If a compatibility issue has been identified on your device that would disrupt your experience using Windows 11, we will temporarily delay your upgrade until the issue is resolved.Compatibility safeguard holds help ensure you have the best experience possible when upgrading and your productivity is not disrupted if critical apps or drivers are not yet compatible.

可更改文档样式的一种方法是添加新的文本字体。 若要向 Word 添加字体，请在 Windows（其将向所有 Microsoft 365 应用程序提供该字体）中下载并安装该字体。 字体是文件格式，可在 Internet 上的许多网站下载免费字体，例如 DaFont。

In the search box on the taskbar, type device manager, then select Device Manager from the menu.

Before you begin. Driver updates for Windows, along with many devices, such as network adapters, monitors, printers, and video cards, are automatically downloaded and installed through Windows Update.

¿Está preparado para instalar? Antes de empezar, asegúrate de que tu PC o Mac cumple los requisitos del sistema.. Si ya ha canjeado una clave de producto, simplemente va a reinstalar las aplicaciones o sabe que tiene una licencia asignada a través del trabajo o la escuela, puede ir directamente a la sección iniciar sesión para descargar e instalar Microsoft 365 u Office.

Virtualization lets your PC emulate a different operating system, like Android™ or Linux. Enabling virtualization gives you access to a larger library of apps to use and install on your PC.