修复 Office 应用程序 - Microsoft 支持
根据 Office 安装类型 (即点即用或基于 MSI 的) ，你将看到以下选项以继续修复。 请按照适用于你的安装类型的步骤进行操作。 即点即用 在“ 希望如何修复 Office 程序”窗口中，选择“ 联机修复 > 修复 ”，确保修复所有内容。
Applies To:
Excel for Microsoft 365, Word for Microsoft 365, Outlook for Microsoft 365, PowerPoint for Microsoft 365, Access for Microsoft 365, OneNote for Microsoft 365, Publisher for Microsoft 365, Visio Plan 2, Excel 2021, Word 2021, Outlook 2021, PowerPoint 2021, Access 2021, Project Professional 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 Professional 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, Project Professional 2016, Project Standard 2016, Publisher 2016, Visio Professional 2016, Visio Standard 2016, Office 2016, Microsoft 365 for home, Office for business, Office 365 Small Business, Microsoft 365 admin, Office 365 operated by 21Vianet, Office 365 operated by 21Vianet - Small Business Admin, Office 365 operated by 21Vianet - Admin, InfoPath 2013, Office 365 Germany - Enterprise, Office 365 Germany - Enterprise admin
通过应用数字格式来修复文本格式的数字 - Microsoft 支持
选择目标. 要执行的操作. 单个单元格. 单击该单元格，或按箭头键移动到该单元格。 某个单元格区域. 单击区域中的第一个单元格，然后拖动到区域中的最后一个单元格，或者按住 Shift 的同时按箭头键以扩展选定区域。
Applies To:
Excel 2013
Excel 函数（按类别列出） - Microsoft 支持
使用余额递减法，返回一笔资产在给定期间或部分期间内的折旧值. xirr 函数. 返回一组现金流的内部收益率，这些现金流不一定定期发生. xnpv 函数. 返回一组现金流的净现值，这些现金流不一定定期发生. yield 函数. 返回定期支付利息的债券的收益. yielddisc 函数
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
Microsoft 支持
Microsoft 支持可帮助你处理 Microsoft 产品的问题。 查找有关 Microsoft Copilot、Microsoft 365、Windows、Surface 等操作方法的文章、视频和培训。
如何在 Windows 10 中解决已下载地图管理器的问题 - Microsoft 支持
某些地图应用（如 Windows 地图）依赖于已下载地图管理器服务（也称为 MapsBroker）。 如果你下载离线地图，则此服务将在后台运行以使这些地图保持最新。 因为它只是偶尔运行，所以它消耗的系统资源很少。
Download and install or reinstall Office 2019, Office 2016, or Office ...
Note: The steps to install the 2019, 2016, or 2013 versions of Office Professional Plus, Office Standard, or a stand-alone app such as Word or Project might be different if you got Microsoft 365 through one of the following: Microsoft Workplace Discount Program (formerly known as Home Use Program): If you bought Microsoft 365 for personal use through your company, see Install Office through ...
Applies To:
Office 2019, Office 2016, Office 2016 for Mac, Office 2013
Redeem a gift card or code to your Microsoft account
How to redeem a gift card, Xbox download code or token. Both Microsoft and Xbox gift cards and download codes and tokens work the same way: once redeemed to your Microsoft account, you can spend your balance at Microsoft Store online, on Windows or Xbox, and you can get downloads for the latest apps, games, movies, TV shows, and Surface, Xbox, and accessories.
Applies To:
Microsoft account dashboard
How to sign in to Hotmail - Microsoft Support
Tips: While signing in, select Yes at the "Stay signed in?" prompt if you want to go straight to your mailbox next time (not recommended for shared computers). Alternatively, check the "Don't show this again" box and select No to be prompted for your password each time.. If you can't sign in, or have forgotten your username or password, use our sign-in troubleshooter.
Applies To:
Outlook.com
激活 Windows - Microsoft 支持
从授权零售商处购买 Windows 11 的盒装副本. 产品密钥. 可在 Windows 11 包装盒内的标签上找到产品密钥。 从授权零售商处购买 Windows 11 的数字副本. 产品密钥. 可在购买 Windows 11 后收到的确认电子邮件中或在可通过零售商的网站访问的数字保险箱中找到产品密钥。
Create installation media for Windows - Microsoft Support
To create the installation media, here's what you'll need: A PC with a reliable internet connection. The download time will vary, depending on your internet connection.