Import data from data sources (Power Query) - Microsoft Support
Import data from database using native database query. Use multiple tables to create a PivotTable. Import data from a database in Excel for Mac. Getting data. Use Power Query in Excel to import data into Excel from a wide variety of popular data sources, including CSV, XML, JSON, PDF, SharePoint, SQL, and more.
适用于:
Microsoft 365 专属 Excel, Microsoft 365 Mac 版专属 Excel, Excel 2021, Excel 2019, Excel 2016, Excel 2013
Activate Office - Microsoft Support
Select your version of Microsoft 365 below to learn how to activate Microsoft 365. Activate Microsoft 365 or a non-subscription version of Office. Activate Office that's pre-installed on a new Windows device. Activate an Office purchase or offer that's included on a new Windows device. Activate Office from Microsoft Workplace Discount Program.
适用于:
Microsoft 365 专属 Excel, Microsoft 365 专属 Word, Microsoft 365 专属 Outlook, Microsoft 365 专属 PowerPoint, Microsoft 365 专属 Access, OneNote for Microsoft 365, Microsoft 365 专属 Publisher, Visio 计划 2, Excel 2021, Word 2021, Outlook 2021, PowerPoint 2021, Access 2021, Project Standard 2021, Publisher 2021, Visio Professional 2021, Visio Standard 2021, Office 2021, OneNote 2021, Excel 2019, Word 2019, Outlook 2019, PowerPoint 2019, Access 2019, Project Standard 2019, Publisher 2019, Visio Professional 2019, Visio Standard 2019, Office 2019, Excel 2016, Word 2016, Outlook 2016, PowerPoint 2016, Access 2016, OneNote 2016, Publisher 2016, Office 2016, Microsoft 365 家庭版, Office 商业版, Microsoft 365 管理员, Project for Office 365
在 Windows 安全中检查设备性能和运行状况 - Microsoft 支持
在任务栏上的搜索框中，键入“Windows 安全中心”，然后从结果中选择它。. 选择“设备性能和运行状况”以查看运行状况报告。. 注意: 如果设备由组织管理，则管理员可能未授予你查看 设备性能 & 运行状况 的权限。. 运行状况报告首先显示上次运行的设备运行 ...
Add people to your family group - Microsoft Support
Add people to your family group. You can create a Family Group by adding members to your Family. If someone is already part of a family group, they must leave or be removed from that group before joining another. They can also create a new Microsoft account to associate with a new family group. Explore Microsoft Family Safety features and benefits.
适用于:
Microsoft Family Safety
隐藏或取消隐藏工作表 - Microsoft 支持
了解如何在 Excel 中隐藏（或取消隐藏）工作表标签或工作簿。 工作表名称显示在工作簿底部的标签上。 选择目标 要执行的操作 单个工作表 单击工作表标签。 如果未看到需要的标签，请单击工作表标签左侧的滚动按钮以显示出该标签，然后单击该标签。
适用于:
Microsoft 365 专属 Excel, Microsoft 365 Mac 版专属 Excel, Excel 网页版, Excel 2021, Excel 2021 for Mac, Excel 2019, Excel 2019 for Mac, Excel 2016
强制关闭并重启 Surface - Microsoft 支持
Surface RT. 如果拥有上述 Surface 型号之一，使用此双按钮关机流程可确保 Surface 完全关闭：. 同时长按调高音量按钮和电源按钮直到屏幕关闭（约 15 秒钟），然后松开它们。. 屏幕可能会闪烁 Surface 徽标，但仍继续按住这两个按钮并坚持至少 15 秒钟。. 松开按钮后 ...
ROUND 函数 - Microsoft 支持
ROUND 函数将数字四舍五入到指定的位数。. 例如，如果单元格 A1 包含 23.7825，而且您想要将此数值舍入到两个小数位数，可以使用以下公式：. =ROUND (A1, 2) 此函数的结果为 23.78。.
适用于:
Microsoft 365 专属 Excel, Microsoft 365 Mac 版专属 Excel, Excel 网页版, Excel 2021, Excel 2021 for Mac, Excel 2019, Excel 2019 for Mac, Excel 2016
Microsoft Edge 帮助和学习
如果你是小型企业所有者. 通过 Microsoft 365 查找构建、运行和发展小型企业所需的信息。. 访问小型企业帮助和学习. 获取 Microsoft Edge 的帮助和支持。. 查找 Microsoft Edge 支持内容、操作方法文章、教程等。.
Troubleshooting Microsoft Wireless Display Adapter
Before you begin. In many cases, installing the latest updates for Windows will fix the issue. For more info, see Update Windows. Here are some other things to check: Make sure your adapter is also updated to the latest firmware. To learn how, see Update the Microsoft Wireless Display Adapter. Make sure the adapter is plugged into a USB ...
KB5017461: About Online Service Experience Packs
Introduction. Online Service Experience Packs in Windows 11 improve the delivery of changes and improvements from the cloud. This is another way we can quickly update Windows 11.