Explore subscription benefits, browse training courses, learn how to secure your device, and more.

Device encryption helps protect your data and it's available on a wide range of Windows devices.

Roaming of the work account's device certificate is not supported. The certificate, issued by "MS-Organization-Access", is stored in the Personal (MY) certificate store of the current user and on the local machine.

Learn how to join a Microsoft Teams meeting if you don't have an account. Join a Teams meeting as a guest in the Windows app or on the web.

See how Xbox cloud gaming works on iOS mobile devices.

How do I close my account for Skype? Skype is one of a range of consumer services that is accessed through a Microsoft account.

If you're new to Excel, you might be typing a formula for subtraction incorrectly. Here are two ways to do it:

Need help with an Xbox console, an Xbox game or Xbox network? Find out how to get in touch with us.

Learn how to change the settings that enable or disable macros in Excel, and more. Change the macro security settings to control which macros run when you open a workbook.

Use Outlook for Android on your phone or tablet to add your Outlook.com, Microsoft 365, Exchange-based email, or IMAP or POP email account.