我如何升级 Office？ - Microsoft 支持
查看在使用或不使用订阅的情况下升级 Office 版本的选项。
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, Project Online Desktop Client, Publisher for Microsoft 365, Visio Plan 2, Excel for Microsoft 365 for Mac, Word for Microsoft 365 for Mac, Outlook for Microsoft 365 for Mac, PowerPoint for Microsoft 365 for Mac, 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, Excel 2016 for Mac, Word 2016 for Mac, Outlook 2016 for Mac, PowerPoint 2016 for Mac, OneNote 2016 for Mac, Office 2016 for Mac, Excel 2013, Word 2013, Outlook 2013, PowerPoint 2013, Access 2013, OneNote 2013, Visio Professional 2013, Visio 2013, Office 2013, 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, Project Online, Microsoft 365 for Mac, Office 365 Germany - Enterprise, Office 365 Germany - Enterprise admin
Windows 10 update history - Microsoft Support
Learn more about updates for Windows 10 version 1903, including improvement and fixes, any known issues, and how to get the update.
How your PC gaming account relates to your Microsoft Store account
When you sign into the Xbox PC app, the Microsoft account associated with your Xbox profile will be used in the Xbox app for access to Xbox Game Pass and all other purchases, including rights to purchased games.
Best practices for a large meeting in Microsoft Teams
A good estimate for a large Teams meeting is 300 or more attendees. If you schedule a large online meeting or expect more than 300 people, the following are options and best practices for a more successful large meeting.
Applies To:
Microsoft Teams
Why do incompatible drivers prevent using Memory integrity?
Find out what steps you can take if an incompatible driver in preventing you from turning on the Memory integrity setting in Windows Security.
ChatGPT vs. Microsoft Copilot: What's the difference?
ChatGPT and Microsoft Copilot are both artificial intelligence (AI) technologies that were developed with the intent of helping you accomplish tasks and activities faster and more efficiently.
Activate Windows - Microsoft Support
Learn how to activate Windows using a product key or digital license, check your activation status, and link your Microsoft account.
如何在 Visio 绘图中调整页面大小 - Microsoft 支持
介绍如何在 Visio 中更改绘图页或调整其大小。 可以使用 CTRL 键和鼠标或 "页面设置" 对话框调整 Visio 中绘图页的大小。
使较旧的应用或程序与 Windows 兼容 - Microsoft 支持
大多数 (和其他程序（如为早期版本的 Windows 创建的游戏或实用工具) ）在最新版本的Windows 10和Windows 11中都可用，但某些较旧的应用可能运行不佳或根本不运行。
Camera doesn't work in Windows - Microsoft Support
Learn how to troubleshoot when the camera is not working in Windows or you see errors 0xA00F4244 or 0x200F4244.