本文提供有关在移动设备（特别是 Android 和 iOS）上使用 OneDrive 的综合指南。 其中包括有关下载、安装和登录到 OneDrive 应用的分步说明，以及管理文件、共享文件和脱机访问文件。 本文还提供了有关在移动设备上优化 OneDrive 的使用以及排查常见问题的提示和技巧。

注意: 如果没有自己的电子邮件，或者想要获取新的 Outlook.com 电子邮件地址，请转到 outlook.com 并选择“ 创建免费帐户 ”。 不能重复使用用于Microsoft帐户的地址。 即使帐户很久以前已关闭，也无法使用旧电子邮件地址创建新帐户。 如果要为孩子创建帐户，家长或监护人还需要登录才能完成帐户设置 ...

Learn how to locate and manage your app permissions on Windows devices. Some apps or games need specific permissions to work properly.

Hotmail is now Outlook.com To sign in to Hotmail, you'll need your Microsoft account username and password. Sign in at outlook.live.com

Sum values based on one or more conditions by using the SUMIFS function in a formula.

ASCII and Unicode character encoding enables computers to store and exchange data with other computers and programs. Below are lists of frequently used ASCII and Unicode Latin-based characters. For Unicode characters for non-Latin-based scripts, see Unicode character code charts by script. In this article Insert an ASCII or Unicode character into a document Common symbol character codes Common ...

欢迎使用Windows 11！ 了解新功能、升级常见问题解答、设备生命周期和支持选项。

If you’re tired of having to remember or reset your password, try using a FIDO2–compliant security key to sign in to your Microsoft account instead. What is a security key? A security key is a physical device that you can use instead of your user name and password to sign in. Since it needs to be unlocked with a fingerprint or PIN, even if someone has your security key, they won’t be ...

Microsoft Support is here to help you with Microsoft products. Find how-to articles, videos, and training for Microsoft Copilot, Microsoft 365, Windows 11, Surface, and more.

Windows 安全中心应用的“病毒和威胁防护”页面旨在帮助你保护设备免受各种威胁（如病毒、恶意软件和勒索软件）的侵害。 该页提供对多个功能和设置的访问权限，以确保全面保护，分为以下部分： 当前威胁：此部分显示设备上当前发现的任何威胁、上次运行扫描的时间、花费的时间以及扫描的 ...