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Update drivers manually in Windows - Microsoft Support
Learn how to update drivers in Windows using Device Manager to update or reinstall a driver.
Using IF with AND, OR, and NOT functions in Excel
How to use the IF function (combined with the AND, OR, and NOT functions) in Excel to make logical comparisons between given values.
Applies To: Excel for Microsoft 365, Excel for Microsoft 365 for Mac, Excel for the web, Excel 2021, Excel 2021 for Mac, Excel 2019, Excel 2019 for Mac, Excel 2016, Excel Web App, Excel for Windows Phone 10
Find settings in Windows - Microsoft Support
Learn how to find and change settings in Windows. Find your Windows settings in a snap! Select the Start button, then select Settings .From there, browse the categories or use search to find what you're looking for.
How to sign in to or out of Outlook.com - Microsoft Support
Try these solutions if you can't sign in to your Outlook.com, Hotmail, Live, or MSN email account, or you're not sure how to sign in or sign out.
Applies To: Outlook.com
Download drivers and firmware for Surface - Microsoft Support
Update Surface devices and Windows. Download the latest drivers and firmware updates to keep your Surface devices performing their best.
Sign in to SharePoint - Microsoft Support
In the upper left corner of the window, select the app launcher > All apps > SharePoint Tip: If you don't see the SharePoint app under All apps, use the Search box near the top of the window to search for SharePoint.
Applies To: SharePoint in Microsoft 365
How to earn Microsoft Rewards points - Microsoft Support
Learn how to earn Microsoft Rewards points when you browse the web with Microsoft Edge, search on Bing.com, and more.
Applies To: Microsoft account dashboard
安装 Windows 11 的方法 - Microsoft 支持
开始之前. 确保要安装 Windows 11 的设备满足最低系统要求。 如果设备当前正在运行 Windows 10,建议使用电脑健康状况检查应用验证最低系统要求。 我们不建议在不符合要求的设备上安装 Windows 11。
Ways to install Windows 11 - Microsoft Support
Find out how to install Windows 11 on your device, whether you need to use Windows Update, Cloud download, or Local reinstall. Get tips and troubleshooting help from Microsoft Support.
Windows 10 Update Assistant - Microsoft Support
This troubleshooter assists customers whose machines are not yet updated to the latest release, Windows 10 Version 1607. This update will initially be released only to a small set of targeted customers. This set will expand over time. Windows users can start the assistant from this article.