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
Print in Microsoft Edge - Microsoft Support
Learn more about how to print web pages and documents in Microsoft Edge.
End of support for Cortana - Microsoft Support
Explore subscription benefits, browse training courses, learn how to secure your device, and more.
Phone Link help & learning
Discover how to use Microsoft Phone Link to connect your Android or iPhone to your PC for seamless access to notifications, calls, and apps.
Filter websites and searches using Microsoft Family Safety
Use family safety settings to block inappropriate websites and searches on Windows, Xbox and mobile devices.
Applies To:
Microsoft Family Safety
Installing Windows 11 on devices that don't meet minimum system ...
Learn what to do when you see a warning message that your device does not meet Windows 11 minimum system requirements to upgrade.
What is a Microsoft account? - Microsoft Support
A Microsoft account is a personal account required for access to Microsoft’s products and services.
Applies To:
Microsoft account dashboard
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
Skype help & learning
Get help and learn how to use Skype with Microsoft's official support page.
OneDrive help & learning
Explore OneDrive support, help, and learning resources. Learn how to protect your important files, documents, and memories with OneDrive.