Windows 帮助和学习
查找有关 Windows 操作系统的帮助和操作方法文章。 获取对 Windows 的支持，并了解安装、更新、隐私、安全等方面的信息。
Set up voice access - Microsoft Support
This article is for people who want to control their PC and author text using their voice with Windows. This article is part of the Accessibility support for Windows content set where you can find more information on Windows accessibility features. For general help, visit Microsoft Support home. To complete the initial set up voice access in Windows, you need an internet connection.
Improve accessibility with the Accessibility Checker
Apply recommended actions. In the Accessibility pane, you'll see a list of errors and warnings, with how-to-fix recommendations for each.. To quickly correct the issues, apply one of the recommended actions. For more information on how the findings are categorized, see Rules for the Accessibility Checker. In the Accessibility pane, select an issue under Warnings or Errors.
Applies To:
Excel for Microsoft 365, Word for Microsoft 365, Outlook for Microsoft 365, PowerPoint for Microsoft 365, OneNote for Microsoft 365, Visio Plan 2, Excel for Microsoft 365 for Mac, Word for Microsoft 365 for Mac, Outlook for Microsoft 365 for Mac, PowerPoint for Microsoft 365 for Mac, OneNote for Microsoft 365 for Mac, Excel for the web, Word for the web, OneNote for the web, PowerPoint for the web, Excel 2021, Word 2021, Outlook 2021, PowerPoint 2021, Visio Professional 2021, Visio Standard 2021, OneNote 2021, Excel 2021 for Mac, Word 2021 for Mac, Outlook 2021 for Mac, PowerPoint 2021 for Mac, OneNote 2021 for Mac, Excel 2019, Word 2019, Outlook 2019, PowerPoint 2019, Visio Professional 2019, Visio Standard 2019, Excel 2019 for Mac, Word 2019 for Mac, Outlook 2019 for Mac, PowerPoint 2019 for Mac, OneNote 2019 for Mac, Excel 2016, Word 2016, Outlook 2016, PowerPoint 2016, OneNote 2016, Visio Professional 2016, Visio Standard 2016, Office for business, Office 365 Small Business, Microsoft 365 admin, Office 365 operated by 21Vianet, Office 365 operated by 21Vianet - Small Business Admin, Office 365 operated by 21Vianet - Admin
Stream HDR video on Windows - Microsoft Support
Battery saver is turned off.To find out if battery saver is turned on or off, select Start , then search for settings.Select Settings > System > Power & battery.If you want the best HDR video experience even when battery saver is turned on, select Battery saver, then turn off Lower screen brightness when using battery saver.For the best HDR video experience, Windows needs to be able to set ...
Camera doesn't work in Windows - Microsoft Support
Test your camera with the Camera app. Select Start , then choose Camera from your apps. If you're asked to allow access to the Camera, select Yes.If the camera works in the Camera app, the problem might be with the app you're trying to use.
Usar Recortes para realizar capturas de pantalla
Para capturar un recorte de vídeo, abre Recortes, selecciona el botón Grabar y, a continuación, selecciona Nueva grabación, o presiona la tecla del logotipo de Windows + Mayús + R.Selecciona el área de la pantalla que quieras grabar y, a continuación, selecciona Inicio.Cuando haya terminado, seleccione Detener.En este punto, puede guardar la grabación tal cual o seleccionar Editar en ...
Active content types in your files - Microsoft Support
Active content is additional functionality in a file or program, such as macros, add-ins, or data connections. This article lists types of active content that can be blocked by settings in Trust Center and which, when present in a document, cause display of the Message Bar when you open your file.
Applies To:
Excel for Microsoft 365, Word for Microsoft 365, PowerPoint for Microsoft 365, Access for Microsoft 365, Visio Plan 2, Excel 2021, Word 2021, PowerPoint 2021, Access 2021, Visio Professional 2021, Visio Standard 2021, Excel 2019, Word 2019, PowerPoint 2019, Access 2019, Visio Professional 2019, Visio Standard 2019, Excel 2016, Word 2016, PowerPoint 2016, Access 2016, Visio Professional 2016, Visio Standard 2016
October 10, 2023—KB5031358 (OS Build 22000.2538)
Windows 11, version 23H2 ; July 25, 2024—KB5040527 (OS Builds 22621.3958 and 22631.3958) Preview; July 9, 2024—KB5040442 (OS Builds 22621.3880 and 22631.3880)
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 ...
Восстановление утерянных или удаленных файлов
Восстановление файла или папки в предыдущее состояние. Щелкните правой кнопкой мыши файл или папки и выберите Восстановить прежнюю версию. Вы увидите список доступных предыдущих версий файла или папки.