View, manage, and install add-ins for Excel, PowerPoint, and Word
When you enable an add-in, it adds custom commands and new features to Microsoft 365 programs that help increase your productivity. Because add-ins can be used by attackers to do harm to your computer, you can use add-in security settings to help protect yourself.
Applies To:
Excel for Microsoft 365, Word for Microsoft 365, PowerPoint for Microsoft 365, Excel for Microsoft 365 for Mac, Word for Microsoft 365 for Mac, PowerPoint for Microsoft 365 for Mac, Excel for the web, Word for the web, PowerPoint for the web, Excel 2021, Word 2021, PowerPoint 2021, Excel 2021 for Mac, Word 2021 for Mac, PowerPoint 2021 for Mac, Excel 2019, Word 2019, PowerPoint 2019, Excel 2019 for Mac, Word 2019 for Mac, PowerPoint 2019 for Mac, Excel 2016, Word 2016, PowerPoint 2016, InfoPath 2013
Scan a document or picture - Microsoft Support
A scanner you've connected using a wired, wireless, or network connection. An app for scanning files, such as Windows Scan, available for free from Microsoft Store. The Windows Scan app can help you scan pictures or documents and save them to your PC as JPEG, bitmap, or PNG files. For more info, see Install and use a scanner in Windows.
如何登录到 Hotmail - Microsoft 支持
Hotmail 现在为 Outlook.com. 若要登录到 Hotmail，需要提供 Microsoft 帐户用户名和密码。. 登录. 登录时，如果你希望下次直接进入你的邮箱，请在“保持登录?”提示中选择“ 是 ”（对于共享计算机，不建议这样做）。. 或者，选中“不再显示此内容”框，然后选择 ...
Applies To:
Outlook.com
Power efficient settings in Windows 11 - Microsoft Support
You can find efficiency settings in Windows 11 at Settings > System > Power & battery . For a guided walkthrough of how each of the power and battery settings can improve your device's performance, click the button to open the Get Help app: Guided walkthrough in Get Help. Click on each topic below to view some ideas that can improve the power ...
Microsoft Bing help - Microsoft Support
How to report a concern or contact Bing. Turn search history off or on. Turn search suggestions off or on. Cash donations on Bing. Ethical shopping on Microsoft Bing. FAQ about E-tree on Microsoft Edge and Microsoft Weather. Add Microsoft Start Weather to your blog or site.
如何在任务栏中Windows 11 - Microsoft 支持
将应用固定到任务栏. 将应用直接固定到任务栏，以便当你位于桌面上时快速访问。. （或者，也可以在需要时取消固定。. ） 可以从“开始”菜单或“跳转列表”（最近打开的文件、文件夹和网站的快捷方式列表）执行此操作。. 了解如何在任务栏中使用任务栏 ...
SUMPRODUCT 函数 - Microsoft 支持
此处的公式为：=SUMPRODUCT ( (B2：B9=B12) * (C2：C9=C12) *D2：D9) 。 它首先将 East 的出现次数乘以匹配的樱桃出现次数。 最后，它会对 Sales 列中相应行的值求和。 若要查看 Excel 如何计算此公式，请选择公式单元格，然后转到 公式 > 计算公式 > 计算。 需要更多帮助吗？
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
Look up values with VLOOKUP, INDEX, or MATCH - Microsoft Support
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. For VLOOKUP, this first argument is the value that you want to find. This argument can be a cell reference, or a fixed value such as "smith" or 21,000.
Applies To:
Excel for Microsoft 365, Excel for the web, Excel 2021, Excel 2019, Excel 2016
How to sign out of your Microsoft account everywhere
To sign out everywhere. Sign in to your Advanced security options on your Microsoft account security dashboard. Sign in. Scroll down to Sign me out and select Sign me out. Note: Sign out may take up to 24 hours.
Applies To:
Microsoft account dashboard
Windows 悪意のあるソフトウェアの削除ツール で特定の一般的なマルウェアを削除する (KB890830)
要約. Windows 悪意のあるソフトウェアの削除ツール (MSRT) は、以下のオペレーティング システムのいずれかを実行しているコンピューターから悪意のあるソフトウェアを削除するために役立ちます。. Microsoft は通常、MSRT を Windows Update の一部として、または ...