激活 Office - Microsoft 支持
如何激活预安装在新 Windows 10 计算机上的 Office 或使用新的产品密钥。
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 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 for home, Office for business, Office.com, Project for Office 365
End of support for Cortana - Microsoft Support
Explore subscription benefits, browse training courses, learn how to secure your device, and more.
Get help with a digital code or gift card | Xbox Support
Find out more about Xbox digital codes and gift cards, and how to troubleshoot issues redeeming content.
Microsoft Teams help & learning
Get help with your questions about Microsoft Teams from our how-to articles, tutorials, and support content.
Snap your windows - Microsoft Support
See how to arrange all your open windows using the mouse, keyboard, or the Snap Assist feature in Windows.
Phone Link help & learning
Find help and support content for Microsoft Phone Link. Learn time-saving tips and explore how you can use Phone Link to stay productive.
KB5034441: Windows Recovery Environment update for Windows 10, version ...
KB5034441: Windows Recovery Environment update for Windows 10, version 21H2 and 22H2: January 9, 2024
电话链接要求和设置 - Microsoft 支持
系统要求. 手机连接 体验从 Windows 电脑和 手机连接 开始。 从电脑中，可以使用预安装在设备上的连接至 Windows 应用或从 Google Play 或 Samsung Galaxy Store 下载的应用连接到选择 Android、Samsung、HONOR、OPPO 和华硕设备。
Add an app to run automatically at startup in Windows 10
Learn how to add an app to run automatically at startup. Select the Start button and scroll to find the app you want to run at startup.
Use Microsoft Teams on the web - Microsoft Support
The Microsoft Teams web app works for most desktop browsers, including Chrome, Firefox, and Internet Explorer.
Applies To:
Microsoft Teams