Learn how to activate Office pre-installed on new Windows 10 PCs or with a new product key.

As you're getting your Microsoft 365 business subscription set up, you'll want to download and install your Microsoft 365 apps, like Word, Excel, Microsoft Teams, and PowerPoint, on your PC or Mac.

At Microsoft, we're guided by our AI principles, our Responsible AI Standard, and decades of research on AI, grounding, and privacy-preserving machine learning.Data privacy and security is a key principle of responsible AI. We aim to help our customers use our AI products responsibly, sharing our learnings, and building trust-based partnerships.

Note: If it’s been fewer than 10 days since you upgraded to Windows 10, your previous version of Windows will be listed as a system file you can delete.If you need to free up drive space, you can delete it, but keep in mind that you'll be deleting your Windows.old folder, which contains files that give you the option to go back to your previous version of Windows.

Para obter suporte no Outlook.com, clique aqui ou selecione Ajuda na barra de menus e digite sua consulta. Se a autoajuda não resolver seu problema, role para baixo até Ainda precisa de ajuda? e selecione Sim.. Para entrar em contato conosco no Outlook.com, você precisará entrar.

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。 使用 Windows 11 让日常任务更加轻松 当有很多任务时，Windows 11 可帮助你完成它们。

了解如何从 Microsoft 365 商业版订阅下载和安装所需的应用。 提示 登录可将应用连接到 Microsoft 365 的其余部分，使你能够将文件保存到云、与他人共享文件，并在工作时自动保存文档。

Tip: If you're using a wireless display adapter, connect the adapter to an HDMI port on newer TVs, then wirelessly connect your PC to it.After connecting your wireless display adapter to your TV, go to your Windows 11 PC, press Windows logo key + K to open Cast, then select your wireless display adapter.

Sign in to microsoft365.com to view your Microsoft 365 work or school account. Sign in. Install and manage your apps. On the Office apps card, select Manage, and select Install to install or reinstall the latest desktop apps, or other apps such as Project or Visio.(An install option is available as long as your admin assigned you a license and gave you permission to self-install.)

Kontaktieren Sie den Microsoft-Support. Suchen Sie nach Lösungen für häufige Probleme, oder erhalten Sie Hilfe von einem Supportmitarbeiter.