You can apply sensitivity labels to your files and emails to keep them compliant with your organization's information protection policies. Sensitivity labels are configured by your administrator and because they're published to users rather than locations such as sites and mailboxes, users in the same organization might see different sensitivity labels to apply.

在 Mac 上，选择“ 文件 ”菜单，然后选择 “打开 (或只需按 Command + O) 即可转到”文件打开“对话框。 若要从 Microsoft 365 组或 SharePoint Online 文档库访问文件，请单击“ 网站 - 你的公司” 链接。 系统会列出你经常访问的组和网站供选择。

Learn how to utilize Windows Security's virus and threat protection features to scan for threats and review results on your device.

了解如何安装 Windows 7 Service Pack 1 (SP1)。 包含有关如何获取下载、要求和其他内容的信息。

We've made it easier to keep Windows current with the latest features and improvements—and with fewer interruptions and restarts when you're using your PC the most.

The new Microsoft Edge helps you browse, search, shop online, and more. Like all modern browsers, Microsoft Edge lets you collect and store specific data on your device, like cookies, and lets you send information to us, like browsing history, to make the experience as rich, fast, and personal as possible.

About digital signatures and certificates in Office, and buying a digital certificate from a certificate authority or create your own.

連絡 Microsoft 支援服務。尋找常見問題的解決方案，或向支援專員尋求協助。

Learn how to create a OneDrive backup on your PC. Set up OneDrive PC folder backup to access, manage, stop, or fix problems with PC folder backup.

When you install this package, the following packages or updates are installed per your operating system: In Windows 7 Service Pack 1 (SP1) and Windows Server 2008 R2 SP1, .NET Framework 4.7.2 is listed as an installed product under the Programs and Features item in Control Panel.