Nhận trợ giúp và hỗ trợ cho Microsoft Edge. Tìm nội dung hỗ trợ, bài viết về cách thức, hướng dẫn và nhiều nội dung khác của Microsoft Edge.

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.

Deshabilitar el fondo de página oscuro. Puedes deshabilitar el fondo de página oscuro en modo oscuro y mantener la página clara. Puede alternar el botón Cambiar fondos en la cinta de opciones. Al salir y volver a cualquier documento de Word para la Web, Word recordará y aplicará su elección (por explorador único).

在Windows Defender防火墙中打开端口时，允许流量进入或传出设备，就像在防火墙中钻了一个洞一样。 这会降低设备安全性，并可能为黑客或恶意软件创造机会，使其能够利用其中一个缺口访问您的文件，或使用设备将恶意软件传播到其他设备。

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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.

Windows 10, version 2004 and Windows Server, version 2004 update history; End of service statement; December 14, 2021—KB5008212 (OS Builds 19041.1415, 19042.1415, 19043.1415, and 19044.1415)

When you use Game Mode, Windows prioritizes your gaming experience by turning things off in the background. When you’re running a game, Game Mode:

Risolvere i problemi relativi agli accessori Bluetooth. Se è possibile attivare il Bluetooth ma si riscontrano problemi di associazione o di utilizzo di un accessorio Bluetooth, provare la procedura seguente per la risoluzione dei problemi comuni relativi agli accessori Bluetooth.

Elige los tipos de datos de navegación que quieras borrar (consulta la tabla a continuación para ver las descripciones). Por ejemplo, puede querer eliminar el historial de navegación y las cookies, pero conservar las contraseñas y los datos de los formularios.