有关 Microsoft Launcher 的常见问题解答 什么是 Microsoft Launcher？ Microsoft Launcher 提供了全新的主屏幕体验，使你能够在所有设备上提高工作效率。 Microsoft Launcher 是高度可定制的，允许您组织手机上的所有内容。 您的个性化源使您可以随时随地轻松查看日历、待办事项列表和 Sticky Notes。 将 Microsoft Launcher ...

This Hotpatch update for Windows 11, version 25H2 and 24H2 (KB5120994) includes security improvements. To learn more about differences between security updates, optional non-security preview updates, out-of-band (OOB) updates, and continuous innovation, see Windows monthly updates explained. For information on Windows update terminology, see the different types of Windows software updates. To ...

Find out how to submit a case review and learn more about your XBOX enforcements.

Find everything you need to manage your Microsoft account, XBOX profile, and more.

Microsoft 支持可帮助你处理 Microsoft 产品的问题。 查找有关 Microsoft Copilot、Microsoft 365、Windows 11、Surface 等的操作方法文章、视频和培训。

Note This article is intended primarily for Windows Pro and Home users. For IT professionals or enterprise IT-managed devices, refer to IT admin guide: Secure Boot certificate update status in the Windows Security app.

How to obtain or download the latest cumulative update package for Linux To update SQL Server 2019 on Linux to the latest CU, you must first have the Cumulative Update repository configured. Then, update your SQL Server packages by using the appropriate platform-specific update command. For installation instructions and direct links to the CU package downloads, see the SQL Server 2019 Release ...

Microsoft 支援服務在此協助您處理 Microsoft 產品。 尋找適用於 Microsoft Copilot、Microsoft 365、Windows 11、Surface 等的使用方法文章、影片和訓練。

Frequently asked questions (FAQs) about Smart App Control, a Windows feature designed to block malicious, untrusted, or potentially unwanted apps from running on your device.

此适用于 Windows 11 版本 25H2 和 24H2 (KB5120998) 的累积更新包括生产质量改进。 公告和消息 本部分提供与此版本相关的重要通知，包括公告、更改日志和终止支持通知。 Windows 安全启动证书过期 重要提示： 大多数 Windows 设备使用的安全启动证书从 2026 年 6 月开始过期。 在过去的几个月里，Microsoft 一直 ...