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How to redeem Microsoft Rewards points - Microsoft Support
Learn how to redeem your Microsoft Rewards points for a huge variety of great products and sweepstakes.
Applies To: Microsoft account dashboard
Download language pack for speech - Microsoft Support
Manually download a language for Cortana speech. Go back to Settings > Time & language > Language, select your new language, and then use the up-arrow button to move it to the top of the list and make it the default.
Windows のテキスト サイズを変更する - Microsoft サポート
Windows でテキスト、画像、アプリのサイズを変更する方法は次のとおりです。 Windows で表示を変更するには、[スタート] > [設定] > [簡単操作] > [ディスプレイ] の順に選択します。 画面上のテキストのみを大きくするには、[文字を大きくする] の下にあるスライダーを調整します。
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。
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.
Windows help and learning
Find help and how-to articles for Windows operating systems. Get support for Windows and learn about installation, updates, privacy, security and more.
Create a workbook in Excel - Microsoft Support
Training: Learn how to create a spreadsheet, enter data, and create a chart in Excel.
Applies To: Excel for Microsoft 365, Excel 2021, Excel 2021 for Mac, Excel 2019, Excel 2016
Get started with eye control in Windows - Microsoft Support
Learn how to use eye control in Windows to type with an on-screen keyboard, communicate with people, and control the mouse with your eyes.
Windows background apps and your privacy - Microsoft Support
Learn more about what background apps are in Windows and how to turn them off when you're not using them.
修复麦克风问题 - Microsoft 支持
如果麦克风功能出现问题,则以下信息可以帮助你排除故障和解决问题。 确保应用有权访问麦克风. 如果在更新麦克风后未检测到Windows 11,您可能需要授予应用使用它的权限。