Hotmail is now Outlook.com. Learn how to sign in to access your Outlook.com, Hotmail, Live, or MSN email account.

改进 此更新包括属于以下更新的新功能和质量改进： 2026 年 4 月 14 日 - KB5083769（OS 内部版本 26200.8246 和 26100.8246） 2026 年 4 月 30 日 - KB5083631（OS 内部版本 26200.8328 和 26100.8328）预览版 此更新解决了以下指南中所述的安全漏洞： 2026 年 5 月安全汇报 以下摘要概述了此更新解决的关键质量改进。 括号 ...

激活是一个技术过程，用于将产品密钥或数字权利与设备的硬件配置配对。 这不评估副本本身的真实性，也不保证 Windows 副本是 正版 的。 它只确保产品密钥或数字权利对硬件配置有效。 另一方面，验证是检查关键 Windows 许可文件是否未被损坏、删除或删除，以及是否必须接收某些更新和下载的 ...

Last updated: June 1, 2026 The new Outlook for Windows brings you the latest features, Microsoft Copilot-assisted capabilities, and a new modern and simplified design to help you connect, organize, and get things done. We've put together a feature coverage matrix to help you and your teams understand what's available and coming soon, compared to what exists today in the classic Outlook ...

Learn how to use and troubleshoot the clipboard in Windows to paste multiple items, pin items, and sync your clipboard to the cloud.

If you're not interested in trying the new Outlook for Windows just yet and don't want to be a part of this one-time switch, in classic Outlook go to File > Options> General > New Outlook options and uncheck Automatically switch me to new Outlook. If you don't see this option, it means you're not currently eligible for an automatic switch to new Outlook for Windows at this time. Automatic ...

Learn how to install, reinstall, or activate Microsoft 365 or Office 2024 on a PC or Mac.

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.

在 Windows 11 中，你决定何时以及如何获取最新更新，以保持设备平稳且安全地运行。 选择“ 开始 ” “ 设置 ” “ Windows 更新 ”> 选择“ 检查 Windows 更新 ”。 如果有任何可用的更新，请选择“ 下载并安装 ”。 你的设备将下载并安装更新。 如果系统提示执行此操作，请重启设备以应用更新。 要 ...

Summary Notifications in Windows are designed to keep you informed about important updates, messages, and alerts. Whether it's a new email, a calendar reminder, or a system update, notifications help you stay on top of things without constantly checking your apps. To help you manage these notifications and minimize distractions, Windows offers a feature called Do Not Disturb. This feature ...