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Open and run DxDiag.exe - Microsoft Support
Open and run DxDiag.exe. This tool is used to collect info about devices to help troubleshoot problems with DirectX sound and video. A support person might ask for this info, or you might post it in a forum when you ask for help. In Windows, select Start and enter dxdiag into the search box on the taskbar. Select dxdiag from the results. In the ...
将数据从行转置到列,或将数据从列转置到行 - Microsoft 支持
Windows Web. 如果有一个工作表,其中列包含数据,需要旋转才能按行重新排列它,请使用 “转置” 功能。. 使用它,可以快速将数据从列切换到行,反之亦然。. 例如,如果数据如下所示,则列标题为“销售区域”,左侧为“季度”:. “转置”功能重新排列表 ...
适用于: Microsoft 365 专属 Excel, Excel 网页版, Excel 2021, Excel 2019, Excel 2016
Change the email address or phone number for your Microsoft account
For technical support, go to Contact Microsoft Support, enter your problem and select Get Help. If you still need help, select Contact Support to be routed to the best support option. Learn how to change Microsoft account email address or phone number using aliases to sign into your Microsoft account.
适用于: Microsoft 帐户仪表板
Write a letter in Word for the web - Microsoft Support
For an electronic version of your letter, send out a link: Near the top of the screen, click Share. Under Share, click Get a Link. Under Choose an option, click View only. Click Create Link. Click on the web address to select it, and then copy and paste it into an email, message, or post. Learn how to type a letter online using Word for the web.
适用于: Word 网页版
最新の Windows Update を入手する - Microsoft サポート
最新の Windows Update を入手する. Microsoft では、制御 された機能ロールアウト (CFR) など、いくつかのサービス テクノロジを介してセキュリティ以外の更新プログラム、修正プログラム、機能強化、および機能強化が提供されるため、Windows デバイスは異なる ...
Update Windows - Microsoft Support
Update Windows. In Windows 11, you decide when and how to get the latest updates to keep your device running smoothly and securely. To manage your options and see available updates, select Check for Windows updates. Or select Start > Settings > Windows Update . Here's some other info you might be looking for:
support.skype.com
support.skype.com
Compartilhe sua assinatura do Microsoft 365 Family
Em vez disso, use as etapas abaixo para enviar um e-mail ou link para cada pessoa com quem você quer compartilhar. Entre na mesma conta da Microsoft em que você configurou sua assinatura de Microsoft 365 Family. Use este link para obter diretamente o compartilhamento ou navegar até o compartilhamento selecionando As assinaturas & serviços ...
适用于: Microsoft 365 专属 Excel, Microsoft 365 专属 Word, Microsoft 365 专属 PowerPoint, Microsoft 365 Mac 版专属 Excel, Microsoft 365 Mac 版专属 Word, Microsoft 365 Mac 版专属 PowerPoint, Microsoft 365 家庭版, Microsoft 帐户仪表板, Office.com
使用 SUMPRODUCT 对一个或多个数组中的对应值的乘积求和
它将数组中的项相乘,然后对结果进行汇总。. 此示例是一个购物清单,其中一个数组列出每个商品的成本,另一个数组列出将购买的商品数量。. 若要创建公式,请键入 =SUMPRODUCT (B3:B6,C3:C6 ) 并按 Enter。. 列 B 中的每个单元格乘以 C 列同一行中的对应单元格 ...
适用于: Excel 2013
Help in Disk Management - Microsoft Support
To open Disk Management, right-click (or long-press) the Start button and select Disk Management. If you need help freeing up space on your PC, see Disk cleanup in Windows or Free up drive space in Windows. Disk Management in Windows helps you perform advanced storage tasks like initializing a new drive and extending or shrinking volumes.