Sign in to SharePoint - Microsoft Support
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.
Applies To: SharePoint in Microsoft 365
Screen mirroring and projecting to your PC or wireless display
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.
Redeem a gift card or code to your Microsoft account
Learn how to redeem a gift card, code, or Office product key and spend your balance at Microsoft Store online, on Windows, or Xbox.
Applies To: Microsoft account dashboard
Look up values with VLOOKUP, INDEX, or MATCH - Microsoft Support
The VLOOKUP and HLOOKUP functions, together with INDEX and MATCH,  are some of the most useful functions in Excel. Note: The Lookup Wizard feature is no longer available in Excel. Here's an example of how to use VLOOKUP. =VLOOKUP (B2,C2:E7,3,TRUE) In this example, B2 is the first argument —an element of data that the function needs to work.
Applies To: Excel for Microsoft 365, Excel for the web, Excel 2021, Excel 2019, Excel 2016
Fix sound or audio problems in Windows - Microsoft Support
Start by running the automated audio troubleshooter in the Get Help app. Get Help automatically runs diagnostics and takes the correct steps to fix most audio issues. Open Get Help. If the Get Help app is unable to resolve your sound or audio issue, try the possible solutions listed: Windows 11 Windows 10. 1.
Xbox Status | Xbox Support
Check the Xbox services, games, and apps for any service outages.
PC Game Pass FAQ | Xbox Support
The PC Game Pass plan gives you access to a set of high-quality PC games on Windows 10/11 devices. The best way to experience PC Game Pass is in the Xbox app for Windows, available for download from the Microsoft Store or at: Xbox app for Windows.
How to sign in to Hotmail - Microsoft Support
Post questions, follow discussions and share your knowledge in the Outlook.com Community. Hotmail is now Outlook.com. Learn how to sign in to access your Outlook.com, Hotmail, Live, or MSN email account.
Applies To: Outlook.com
Request a refund for digital games | Xbox Support
Help with giving digital games as gifts. Note that if you purchased content that isn’t working, check the Xbox status page for any issues that may prevent you from playing, and try troubleshooting the problem before making a request for a refund: Xbox status. Troubleshoot game issues on Xbox.
Contact Us - Microsoft Support
Open a service request in the Microsoft 365 admin center. This service is free. Get help and support, whether you're shopping now or need help with a past purchase. Contact Microsoft Support. Find solutions to common problems, or get help from a support agent.