Using your keyboard - Microsoft Support
Discover how to effectively utilize your computer keyboard and master various keyboard shortcuts for efficient computing.
Show desktop icons in Windows - Microsoft Support
How to display desktop icons in Windows. Note: If you are in tablet mode, you may not be able to see your desktop icons properly.You can find the program by searching for the program name in File Explorer.
在 Excel 中将 IF 与 AND、OR 和 NOT 函数配合使用 - Microsoft 支持
如何将 IF 函数 (与 Excel 中) AND、OR 和 NOT 函数结合使用，以在给定值之间进行逻辑比较。
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
Reinstall Windows - Microsoft Support
Learn how to reinstall Windows on your PC and how activation works after it's installed.
Open your entire favorites bar in Microsoft Edge
How to open all of your Favorites Bar shortcuts in the Microsoft Edge web browser.
Contact - Microsoft Support
Contact Microsoft Support. What's new. Surface Pro; Surface Laptop; Surface Laptop Studio 2
Troubleshooting black or blank screens in Windows
If your computer is showing a black or blank screen in Windows, these troubleshooting tips could help get your system back up and running.
Options for using Windows 11 with Mac® computers with Apple® M1®, M2 ...
32-bit Arm apps available from the Store in Windows are not supported by Mac computers with M1, M2, and M3 chips. 32-bit Arm apps are in the process of being deprecated for all Arm versions of Windows.
Mouse and keyboard problems in Windows - Microsoft Support
Troubleshoot problems you might be having with your mouse or keyboard, or other wireless device in Windows.
How to use the taskbar in Windows - Microsoft Support
Learn how to use the taskbar features in Windows. Hide the taskbar, pin an app, change the location, and more with taskbar settings.