Cast to a display from a 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.

Learn how to redeem a gift card, code, or Office product key and spend your balance at Microsoft Store online, on Windows, or Xbox.

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

The Microsoft Authenticator app helps you sign into your accounts when you're using two-step verification.

Learn how to update drivers in Windows using Device Manager to update or reinstall a driver.

Sign in to SharePoint. SharePoint is a browser-based app that you connect to through your web browser, like so: Go to office.com, and sign in to your work or school account. In the upper left corner of the window, select the app launcher > All apps > SharePoint.

If you’ve lost or can’t find the product key, contact the manufacturer. To ensure your product key is genuine, see How to tell your software is genuine and How to tell your hardware is genuine.

If you want to join a Teams meeting organized by a Teams for work or school user and don't have a Teams for work or school account, you can use your Teams personal account and join on the Teams app or join as guest with a meeting link.

Welcome to the MSN home page. The new MSN website brings you the best in online information and is uniquely yours across the different devices you might use throughout your day. You can stay connected to the best of our services in order to complete your daily tasks and you can customize and organize your home page to suit your interests.

Find Teams on the web at https://teams.microsoft.com. To use Teams, you need a Microsoft 365 account with a Business or Enterprise Microsoft 365 license plan.