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.

Note: You might not be able to change the power mode when a custom power plan is selected.If you can’t set the power mode in Power & battery settings, open Control Panel, select System and Security > Power Options, then choose a Balanced power plan.

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

Use date and time functions to create formulas that return serial numbers, display a specific date or time, or that calculate the difference between dates or times.

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.

Get more out of your email with Outlook.com. We've streamlined search to make it easier than ever to find what you're looking for. New features like Files and attachment previews let you see your pictures and files without leaving your inbox.

In the search box on the taskbar, type device manager, then select Device Manager from the menu.

If you can't sign into your Microsoft account, most issues can be identified by our sign-in helper tool. The tool will ask you to enter the email address or mobile phone number you're trying to sign in with and check the details you provide.

When you use InPrivate tabs or windows, your browsing data (like your history, temporary internet files, and cookies) isn't saved on your PC once you're done.

Note: In the following countries, you can cancel your subscription, and depending on the subscription length you may be entitled to a prorated refund.See Countries with prorated refunds for Microsoft subscriptions for more information. Any subscription length - Canada, Israel, Korea, and Turkey Subscriptions longer than 1 month and renewed - Denmark, Finland, Germany (purchases on or after ...