Obtenga información sobre cómo instalar, reinstalar o activar Microsoft 365 u Office 2019 en un equipo PC o Mac.

Get the steps for changing your home page in Microsoft Edge, Internet Explorer 11, Google Chrome, Firefox, and Safari.

如果未自动显示安装更新说明，则可以手动启动该过程。为此，请按 Xbox 按钮 打开导航页，选择“档案和系统”>“设置”>“设备和连接”>“控制器和耳机”，然后选择要更新的控制器。在 Xbox 无线控制器屏幕上，选择“…”以检查控制器的固件版本。如果它显示“更新”，请选择固件版本，然后 ...

为Windows 11升级做好准备. 什么是 Microsoft 帐户. 备份 Windows 电脑. 获取有关你的 Microsoft 帐户的帮助.

Keeping Bing as your default search engine provides an enhanced search experience in the new Microsoft Edge , including direct links to Windows apps, relevant suggestions from your organization if you’re signed in with a work or school account, and instant answers to questions about Windows. However, you can change the default search engine to any site that uses OpenSearch technology.

在工作或学校帐户中： 如果设备曾使用工作或学校电子邮件帐户登录到组织，则恢复密钥可能存储在该组织的 Azure AD 帐户 中。 你可以直接访问它，或者可能需要联系该组织的 IT 支持人员才能访问恢复密钥。 了解在 Windows 中查找 BitLocker 恢复密钥的不同方法，并了解如何在系统上激活 BitLocker。

At Microsoft, we're guided by our AI principles, our Responsible AI Standard, and decades of research on AI, grounding, and privacy-preserving machine learning. Data privacy and security is a key principle of responsible AI. We aim to help our customers use our AI products responsibly, sharing our learnings, and building trust-based partnerships. To learn more about how Copilot on Windows uses ...

Learn how to connect to a Wi-fi network in Windows and manage your current network connections.

Learn how to access and manage your Windows sign in options. Use a password, Windows Hello, or a security key to unlock your device.

本文介绍如何在 Windows 8.1、Windows 8、Windows 7 或 Windows Vista 中使用系统文件检查器工具来解决丢失或损坏的系统文件的问题。