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更改桌面背景图像 - Microsoft 支持
在 “个性化设置背景”旁边的列表中,选择“图片”、“ 纯色”、“ 幻灯片放映”或“ Windows 聚焦 (”,) 查看来自世界各地的新图像。
Turn off Scroll Lock - Microsoft Support
Tip: To quickly open the On-screen Keyboard in Windows 11, click the Windows button.Begin typing On-Screen Keyboard which will appear in the search entry box. Under Search, which will appear as a list above the search box, click the On-Screen Keyboard search result. When the on-screen keyboard appears, click the ScrLk button.
Applies To: Excel for Microsoft 365, Excel 2021, Excel 2019, Excel 2016
SUMIF function - Microsoft Support
sum_range Optional.The actual cells to add, if you want to add cells other than those specified in the range argument. If the sum_range argument is omitted, Excel adds the cells that are specified in the range argument (the same cells to which the criteria is applied).. Sum_range should be the same size and shape as range.If it isn't, performance may suffer, and the formula will sum a range of ...
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
PowerPoint の Copilot を使用して新しいプレゼンテーションを作成する - Microsoft サポート
Copilot は、既存のテーマとテンプレートを使用してプレゼンテーションを作成できます。 詳しくは、PowerPoint で Copilot でプレゼンテーションを見栄え良くするをご覧ください。 テーマを使用して既存のプレゼンテーションを開くか、[ファイル]、[新規作成] の順に移動するか Office.com からテーマ ...
Applies To: PowerPoint for Microsoft 365, PowerPoint for Microsoft 365 for Mac, PowerPoint for iPad
Change how the message list is displayed in Outlook
In the Show Columns window, in the Available columns list, select a column name, and then select Add.. If the column that you want is not in the Available columns list, click the Select available columns from drop down to see additional sets of columns.. To create a custom column, select New Column, enter a Name for the column, and then select the Type and Format of information that you want ...
Applies To: Outlook for Microsoft 365, Outlook 2021, Outlook 2019, Outlook 2016, Office for business, Office 365 Small Business, Microsoft 365 admin, Outlook on the web, Outlook.com, New Outlook for Windows
Set up the Microsoft Authenticator app as your verification method
Method. Used for. Authenticator app. Two-factor verification and password reset authentication. Text messages. Two-factor verification and password reset authentication.
Use Excel with earlier versions of Excel - Microsoft Support
After you have installed a new version of Excel, you may want to know how you can continue to work with workbooks that are created in an earlier version of Excel, how you can keep these workbooks accessible for users who do not have the current version of Excel installed, and how the differences between the versions affect the way that you work.
Applies To: Excel for Microsoft 365, Excel 2021, Excel 2019, Excel 2016, Excel 2013
Encrypt email messages - Microsoft Support
When you need to protect the privacy of an email message, encrypt it. Encrypting an email message in Outlook means it's converted from readable plain text into scrambled cipher text.
Applies To: Outlook for Microsoft 365, Outlook 2021, Outlook 2019, Outlook 2016
Microsoft 365 Training
Get productive quickly with Microsoft 365 videos and tutorials. Explore Microsoft 365 training guides and tips to collaborate with anyone, anywhere.
Microsoft 365 Family - Microsoft Support
Microsoft 365 provides powerful tools to help organize you and your family's lives. Empower you and your family through the Microsoft 365 Family subscription and learn how to create family calendars, share notes with a family notebook on OneDrive, and connect with your family on Microsoft Teams.