Microsoft support for Single Label Domains. This article contains information about Microsoft’s support policy regarding Single Label Domains (SLDs). SLDs are DNS names that do not contain a suffix, such as .com, .corp, .net, or .org. For example, contoso would be an SLD.

Cast to an external display from your Windows PC. You can wirelessly connect your PC to a TV, projector, or other kind of external display that supports Miracast. Turn on your TV, projector, or other display. If you're using a Miracast dongle or adapter, make sure it's plugged in to the display.

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

Installation media, such as a USB flash drive, can be used to install a new copy of Windows, perform a clean installation of Windows, or reinstall Windows. To create installation media, go to the software download website, where step-by-step instructions can be found.

Use the Office offline installer to install Office 2016 or Office 2013 if you don't have an active Internet connection or you're having problems with slow speed or unreliable connections.

Learn how to activate Windows using a product key or digital license, check your activation status, and link your Microsoft account.

If you can't sign in to your Outlook.com, Hotmail, Live, or MSN email account, or you're not sure how to sign in or sign out, here are some solutions.

你还可以获得常年技术支持和 1 TB 的云存储空间来存储文件和照片，无需额外付费。. 使用 Microsoft 365 家庭版最多可以向订阅添加 5 个额外人员。. 如果你认为现在不需要桌面应用的全部功能，但想要Microsoft 365 家庭版或个人版 计划附带的额外云存储和电子邮件 ...

Help for admins of small businesses. Contact Microsoft Support. Find solutions to common problems, or get help from a support agent.

Si no puede iniciar sesión en su cuenta de correo electrónico de Outlook.com, Hotmail, Live o MSN, o no sabe con seguridad cómo iniciar o cerrar sesión, aquí tiene algunas soluciones.