Windows 11 可以在满足最低硬件要求的电脑上运行。 它可能预装在新电脑上，或者可以升级目前运行 Windows 10 的电脑。 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。

What is: Multifactor Authentication. When you sign into your online accounts - a process we call "authentication" - you're proving to the service that you are who you say you are. Traditionally that's been done with a username and a password. Unfortunately, that's not a very good way to do it. Usernames are often easy to discover; sometimes ...

升级不同于更新，因为它会将电脑从上一版本的 Windows（如 Windows 10）升级到 Windows 11。 本常见问题解答旨在解决有关升级到 Windows 11 的问题。 查找有关升级到 Windows 11 的热门问题的答案，从最低硬件要求到在何处找到升级。

Learn how to install, reinstall, or activate Microsoft 365 or Office 2019 on a PC or Mac.

Windows Hello 可讓您使用您的臉部、虹膜、指紋或 PIN，登入您的裝置、應用程式、線上服務和網路。 即使您的 Windows 裝置可以使用 Windows Hello 生物識別技術，您也能選擇不使用。 如果這是您要的選擇，您可以完全放心，識別您臉部、虹膜或指紋的資訊絕對不會離開您的裝置。 Windows 不會將您臉孔 ...

Microsoft Edge has an improved way to copy and paste paste web URLs from the address bar into your content. This feature copies and pastes a URL as a hyperlinked title instead of as a web address.

打开 OneDrive 移动应用并选择“ 文件 ”或“ 最近使用的文件 ”。. 选择文件。. 如果需要安装 Office 移动应用，请参阅 在移动设备上设置 Office 应用和电子邮件 。. 在 OneDrive 中，选择“ 上传 ”。. 在“文件资源管理器”中，选择文件并将其拖至 OneDrive。. 注意 ...

Learn how to join a Microsoft Teams meeting by link, calendar, channel, chat, or by calling in.

Install the latest updates for Windows. Windows 11 automatically downloads and installs updates to make sure your device is secure and up to date. This means you receive the latest fixes and security updates, helping your device run efficiently and stay protected. To check for updates manually, select Start > Settings > Windows Update .

With Microsoft Edge, you can turn on sync to browse the web on all your devices, keep your favorites organized, and more.