Note: For more information about deleting and restoring files and folders, see the Microsoft Windows Help and Support Center, which you can access by clicking Help and Support on the Start menu. For information about the Recycle Bin, you can see View, restore, or delete items in the Recycle Bin.

Note: This topic is for Microsoft 365 for business.If you have an Office for home product and you're looking for where to install Microsoft 365, see Install or reinstall Office on a PC or Mac.To see what Office for home products you have a license for, sign in with your Microsoft account to Services & subscriptions.

Microsoft サポートは、Microsoft 製品を支援するためにここにあります。 Microsoft Copilot、Microsoft 365、Windows、Surface などのハウツー記事、ビデオ、トレーニングを検索します。

Resolution. To fix this problem automatically, run the "Fix problems that programs cannot be installed or uninstalled" troubleshooter to repair issues that block program installation or removal because of corrupted registry keys.Important To perform many of the methods and steps in this article, you must be logged on to your computer as an administrator.

重要: Microsoft帐户、Windows 操作系统和其他Microsoft产品包括密码，以帮助保护你的信息。本文提供了一些选项，可用于在忘记密码时重置或恢复密码。 请注意，如果这些选项不起作用， Microsoft支持无法帮助你检索或绕过丢失或忘记的密码。

Things to try first. Try these things first to help you fix or narrow down the connection problem. Run Get Help to troubleshoot and fix common connection problems. Right click the network icon in the right side of the taskbar and select Diagnose network problems or open Get Help for Network & Internet

Seleccione el centro de acciones en el lado derecho de la barra de tareas y, a continuación, mueva el control deslizante Brillo para ajustar el brillo. (Si el control deslizante no está ahí, vea la sección Notas a continuación). Algunos equipos pueden permitir que Windows ajuste automáticamente el brillo de la pantalla en función de las condiciones de iluminación.

Uso de Restaurar sistema. Usa Restaurar sistema para crear puntos de restauración cuando instala una nueva aplicación, controlador o Windows update y para crear manualmente un punto de restauración.

If this method does not resolve the behavior, go to Method 2. Method 2: Extract a new copy of the Inetcpl.cpl file. Extract a new copy of the Inetcpl.cpl file from the Internet Explorer distribution files or reinstall Internet Explorer.

如何设置你的时间和时区 在日期 & 时间中，可以选择让Windows 10自动设置时间和时区，也可以手动设置它们。 若要在 Windows 10 中设置时间和时区，请转到开始 > 设置 > 时间 & 语言 > 日期 & 时间。 打开日期 & 时间设置