Click New chat to start a one-on-one chat and send messages in Microsoft Teams. To start a group chat, just add people to the conversation.

Important: When you close your Microsoft account, your email and contacts are deleted from our servers and can't be recovered.If you use your Microsoft account with Xbox, Skype, OneDrive, or other Microsoft services, you'll no longer be able to access those services.

Learn how to redeem your Microsoft Rewards points for a huge variety of great products and sweepstakes.

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

Create a simple formula to multiply and divide in an Excel spreadsheet. You can multiply two or more numbers in one cell or multiply and divide numbers using cell references. All formulas in Excel begin with an equal sign (=).

Automatically fill a series of data in your worksheet, like dates, numbers, text, and formulas. Use the AutoComplete feature, Auto Fill Options button and more.

In PowerPoint, learn how to troubleshoot Designer if you don't see the Designer button, no suggestions are offered, or the button is grayed out.

Learn what version of Outlook you're using, and get link for setup, how to import and export email, contacts, and calendar.

Get help with your questions about the Photos app from our selection of how-to articles, tutorials, and support content.

Learn how to receive and interpret activity reports of your child's device use, including web browsing, apps and games usage, and screen time.