Use your Microsoft account to sign in to Microsoft services like Windows, Microsoft 365, OneDrive, Skype, Outlook, and Xbox Live.

如果所购买的 Office 或 Microsoft 365 随附有产品密钥，请在你的产品所对应的下列网站中输入产品密钥。 输入密钥后，便可以下载并安装 Office，或可以续订 Microsoft 365 订阅。

Is it available on my device? BitLocker encryption is available on supported devices running Windows 10 or 11 Pro, Enterprise, or Education. On supported devices running Windows 10 or newer BitLocker will automatically be turned on the first time you sign into a personal Microsoft account (such as @outlook.com or @hotmail.com) or your work or school account.

从确保设备可以运行 Windows 11 到备份文件和安装 Windows 11，了解如何为 Windows 11 升级做好准备。

Learn about Xbox online safety so you can manage your family's accounts.

このページでは、IME 機能やキーボードのショートカットなど、Microsoft 日本語 IME の使い方について説明します。

了解如何使用 Windows 上的 Game Bar 来捕获游戏过程、与好友聊天和跟踪成就。

Access, download, or run the Surface app and the Surface Diagnostic Toolkit to help find and solve Surface problems.

在开始之前，请确保你的 Windows 10 电脑支持蓝牙。 有关如何检查的详细信息，请参阅修复 Windows 10 中的蓝牙问题。 如果需要帮助添加没有蓝牙功能的设备，请参阅将设备添加到 Windows 10 电脑。. 打开蓝牙

Summary. Windows 10, versions 2004, 20H2, 21H1, 21H2, and 22H2 share a common core operating system with an identical set of system files. Therefore, the new features in Windows 10, version 22H2 are included in the latest monthly quality update for Windows 10, version 2004, 20H2, 21H1, and 21H2 but are in an inactive and dormant state.