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Windows Media Player 12 - Microsoft Support
Designed by media lovers for media lovers. Windows Media Player 12—available as part of Windows 7, Windows 8.1, and Windows 10*—plays more music and video than ever, including Flip Video and unprotected songs from your iTunes library!
Get connected when setting up your Windows 11 PC
Connecting to the internet when you’re setting up your Windows 10 or 11 PC ensures you get the latest features and security updates. You’ll need an internet connection to finish setting up a device running Windows 10 Home or Windows 11 Home / Pro.
Device protection in Windows Security - Microsoft Support
Windows Security provides built-in security options to help protect your device from malicious software attacks. To access the features described below, tap the Windows Start button, type windows security, select it from the results, and then select Device security.
Multiple desktops in Windows - Microsoft Support
Set backgrounds for desktops. You can also choose different backgrounds for each desktop if you're using a picture. If you're using a solid color or a slideshow, all your backgrounds will be the same.
What's new in Office 2021 - Microsoft Support
Immersive Reader advanced color support. In Immersive Reader, we've added many additional ways you can choose a page color.Selecting a page color can make text easy to scan with less eye strain. On the Immersive Reader tab click Page Color to see a 4x5 color picker.. Click More Colors to see additional color selection options such as Wheel, Sliders, Color Palettes, Image Palettes, and Pencils.
Applies To: Office 2021, Office 2021 for Mac
Microsoft 365 basics video training - Microsoft Support
Training: Learn how to quickly get started with Microsoft 365, share and collaborate, work in Microsoft Teams, work from anywhere, and try cool Microsoft 365 features.
Applies To: Microsoft 365 for home, Office for business, Office 365 Small Business, Microsoft 365 admin, Office 365 First Release program
- Microsoft
注意: 如果数据位于 Excel 表中,则“转置”功能不可用。您可以 将 表格 转换为区域 中首先,或可以使用 TRANSPOSE 函数 旋转的行和列。
Applies To: Excel for Microsoft 365, Excel for the web, Excel 2021, Excel 2019, Excel 2016
CONCAT function - Microsoft Support
The CONCAT function combines the text from multiple ranges and/or strings, but it doesn't provide delimiter or IgnoreEmpty arguments. CONCAT replaces the CONCATENATE function.However, the CONCATENATE function will stay available for compatibility with earlier versions of Excel.
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
Use the Microsoft Wireless Display Adapter - Microsoft Support
Here are some things to know before you start using your adapter: The adapter works best if you have both an HDMI port and a USB charging port on your HDTV, monitor, or projector.
Reset OneDrive - Microsoft Support
Important: You won't lose files or data by resetting OneDrive on your computer.Resetting OneDrive only disconnects all your sync connections (including personal and work or school).
Applies To: OneDrive for Business, SharePoint Server Subscription Edition, SharePoint Server 2019, SharePoint in Microsoft 365, OneDrive (work or school), OneDrive (home or personal), OneDrive (work or school) operated by 21Vianet, OneDrive for Mac, OneDrive for Windows