在 Windows 中更改监视器上的刷新率 - Microsoft 支持
了解如何更改 Windows 中显示器的刷新率，以确定在屏幕上显示运动的平滑程度。
Office Help & Training
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Troubleshoot buying issues with Microsoft Store
Try these steps if you’re having trouble buying apps, games, or downloads from the Microsoft Store.
Applies To:
Microsoft account dashboard
Deinstallieren oder Entfernen von Apps und Programmen in Windows ...
Deinstallieren oder entfernen Sie Apps und Programme in der Einstellungs-App.
Office Help & Training
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Appendix A: Supported languages and voices - Microsoft Support
Learn which languages are supported in Narrator in Windows and how to adjust your Narrator Settings.
Create a standard, private, or shared channel in Microsoft Teams
Create a channel in Microsoft Teams by selecting Create channel from the menu next to the channel name.
Applies To:
Microsoft Teams
Windows 7 support ended on January 14, 2020
Microsoft made a commitment to provide 10 years of product support for Windows 7 when it was released on October 22, 2009. This 10-year period has now ended, and Microsoft has discontinued Windows 7 support so that we can focus our investment on supporting newer technologies and great new experiences.
Complete guide to Narrator - Microsoft Support
Learn how to use Narrator, a screen-reading app built into Windows, with this complete guide and how-to articles.
October 10, 2023—KB5031358 (OS Build 22000.2538)
Windows 11, version 21H2; July 9, 2024—KB5040431 (OS Build 22000.3079) June 11, 2024—KB5039213 (OS Build 22000.3019) May 14, 2024—KB5037770 (OS Build 22000.2960)