查找 Microsoft Excel 帮助和学习资源。 了解如何有效使用 Excel 的指导文章、指南、培训视频和提示。

Helping users safely navigate web, app, and game content is one of Microsoft’s top priorities. If you live in a region that requires permission to create an account and access Microsoft services, you may be prompted to request or give parental consent.

探索 OneDrive支持、帮助和学习资源。 了解如何使用 OneDrive 保护重要文件、文档和记忆。

Windows 10, version 22H2 update history; July 23, 2024—KB5040525 (OS Build 19045.4717) Preview; July 9, 2024—KB5040427 (OS Builds 19044.4651 and 19045.4651)

Learn how to set up Microsoft Family Safety to manage screen time, filter content, and share location with your family members.

从 Microsoft 获取免费的 Windows 主题，以个性化设置电脑的背景、颜色和声音。

Xbox Support 为 Xbox、Game Pass 和账单问题提供帮助。在 Xbox Support 社区中获取建议和客户服务。

Shrink the OS partition and prepare the disk for a new recovery partition. To shrink the OS, run diskpart

Microsoft made a commitment to provide 10 years of product support for Windows 7 when it was released on October 22, 2009. This 10-year period has now ended, and Microsoft has discontinued Windows 7 support so that we can focus our investment on supporting newer technologies and great new experiences.

获取 Microsoft Edge 的帮助和支持。 查找 Microsoft Edge 支持内容、操作方法文章、教程等。