在 Windows 中更改监视器上的刷新率 - Microsoft 支持
Windows 11引入了一项称为动态刷新速率 (DRR) 的新功能，该功能会根据你当时执行的操作自动调整刷新率。 这可以帮助你获得两全其美：当你需要游戏、浏览或墨迹书写时获得流畅的体验，当你不执行这些类型操作时，电池使用时间更长。
Solucionar errores de Reproductor multimedia de Windows
Si encuentras errores con un tipo de archivo específico, es posible que te falte un códec u esté obsoleto. Para resolver esto, Comprueba las propiedades del archivo: Asegúrate de que tienes los códecs adecuados en el PC para reproducir tus archivos multimedia. Para comprobar el formato de archivo y la información del códec, haz clic con el botón derecho en el archivo multimedia ...
Windows 7 support ended on January 14, 2020
The Windows 10 free upgrade offer ended on July 29, 2016. To upgrade to Windows 10, you will need to have a compatible PC and purchase a full version of the software.We recommend that you don’t install Windows 10 on an older device, as some Windows 7 devices are not compatible with Windows 10 or could experience reduced feature availability.
Save disk space with OneDrive Files On-Demand for Windows
When you delete an online-only file from your device, you delete it from your OneDrive on all devices and online. You can restore deleted files and folders from your OneDrive recycle bin on the web for up to 30 days for items stored in OneDrive personal (when you're signed in with a Microsoft account), or for up to 93 days for items stored in OneDrive for work or school or SharePoint in ...
Applies To:
OneDrive for Business, SharePoint Server Subscription Edition, SharePoint Server 2019, Microsoft 365 admin, OneDrive (work or school), OneDrive (home or personal), OneDrive for Windows
Create professional slide layouts with Designer - Microsoft Support
This is a subscriber-only, Microsoft 365 feature. Find your version. Design ideas for one photo Applies to: PowerPoint for Microsoft 365 Current Channel: Version 1511 or later Semi-Annual Enterprise Channel: Version 1602 or later Multiple photos, color extraction, and facial recognition
Applies To:
PowerPoint for Microsoft 365, PowerPoint for Microsoft 365 for Mac, PowerPoint for the web, PowerPoint 2021, PowerPoint 2019, PowerPoint 2016, PowerPoint for iPad, PowerPoint for Android tablets, PowerPoint Mobile
Microsoft Store & billing help
Get Microsoft billing support. Find help with Microsoft Store purchases, subscriptions, refunds, payment options, and checking your order history.
Windows 更新疑难解答 - Microsoft 支持
如果你在下载和安装 Windows 更新时收到错误代码，更新疑难解答可以帮助解决该问题。 选择“开始 ”>“设置> ”>“更新和安全 ”>“疑难解答”>“其他疑难解答”。 接下来，在“启动并运行”下，选择“Windows 更新” > “运行疑难解答”。 运行完疑难解答后，最好重启设备。
Deinstallieren oder Entfernen von Apps und Programmen in Windows ...
Deinstallieren über das Startmenü. Wählen Sie "Start " > "Alle Apps" aus, und suchen Sie in der angezeigten Liste nach der App.
Use la herramienta Comprobador de archivos de sistema para reparar los ...
Deslice el dedo rápidamente desde el borde derecho de la pantalla y pulse Buscar.O bien, si usa un mouse, señale el extremo inferior derecho de la pantalla y haga clic en Búsqueda.Escriba Símbolo del sistema en el cuadro de Búsqueda, haga clic con el botón derecho en Símbolo del sistema y luego haga clic en Ejecutar como administrador.Si se le pide una contraseña de administrador o que ...
Download files from the web - Microsoft Support
Why some files won't open in Internet Explorer. Internet Explorer uses add-ons such as Adobe Reader to view some files in the browser. If a file that needs an add-on won't open, you might have an older version of the add-on, which needs to be updated.