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

Free up drive space in Windows. If your PC is running low on free space, you might not be able to install important Windows updates, and your PC’s performance may be affected. Here are some ways to free up space so you can keep your PC up to date and running smoothly.

When you compose, reply to, or forward an email message, and the message body (including the text) appears larger or smaller than the size that you typically see, you might have changed the zoom view setting. The zoom affects only the current item.

如果你信任 Windows 安全中心检测为恶意的文件、文件类型、文件夹或进程，可以通过将该文件添加到排除项列表，以使 Windows 安全中心停止向你发出警报或阻止程序运行。. 警告: 仅对确信安全的文件执行此操作。. 为不安全的程序添加排除项可能会使系统和数据 ...

下面介绍如何在新版 Microsoft Edge 中更改主页：. 打开 Microsoft Edge，依次选择“设置及更多” >“设置” 。. 选择“外观”。. 打开“显示主页”按钮。. 可以选择“新建标签页”，或选择“输入 URL”（要用作主页的页面 URL）。. 注意 ：本主题适用于新版 Microsoft ...

访问小型企业帮助和学习. 查找有关 Windows 操作系统的帮助和操作方法文章。. 获取对 Windows 的支持，并了解安装、更新、隐私、安全等方面的信息。.