你可以使用安装介质（U 盘或 DVD）来安装 Windows 的新副本、执行全新安装或重新安装 Windows。 要创建安装介质，请转到软件下载网站，你可以在这里找到分步说明。在该网站上，你可以选择 Windows 版本，并使用 U 盘或 DVD 创建自己的安装介质。

Tips: While signing in, select Yes at the "Stay signed in?" prompt if you want to go straight to your mailbox next time (not recommended for shared computers). Alternatively, check the "Don't show this again" box and select No to be prompted for your password each time.. If you can't sign in, or have forgotten your username or password, use our sign-in troubleshooter.

How to open PC Health Check. In Windows, use Search on the taskbar to search for “PC Health Check,” then select it from the list of results. If a PC Health Check update is available, you can quickly install it for the latest version. If you don't have PC Health Check installed, you can install it by going to https://aka.ms ...

Supercharge your creativity and productivity with a premium Copilot experience. Download the Copilot app for a 1-month free trial of Copilot Pro. Get the Copilot app. Microsoft support is here to help you with Microsoft products. Find how-to articles, videos, and training for Microsoft Copilot, Microsoft 365, Windows, Surface, and more.

Open a service request in the Microsoft 365 admin center. This service is free. Microsoft Store support. Get help and support, whether you're shopping now or need help with a past purchase. Contact Microsoft Support. Find solutions to common problems, or get help from a support agent.

选择 “开始 > 所有应用 ，并在显示的列表中搜索应用。. 长按（或右键单击）应用，然后选择“卸载”。. 在“设置”中卸载. 选择 “开始 > ”设置 > 应用 > 应用&功能 。. 找到要删除的应用，选择 “更多 > 卸载 ”。. 注意: 目前无法从“设置”应用中卸载某些 ...

更改或删除第一页的页眉或页脚. 双击页眉或页脚区域（靠近页面的顶部或底部）以打开“ 页眉和页脚 ”选项卡。. 选中 “其他首页” 以查看是否已选中。. 否则：. 选择“ 首页不同 ”。. 删除第一页上页眉或页脚的内容。. 在页眉或页脚中键入新内容。. 若要 ...

Para cerrar la sesión, vaya a Outlook.com. Seleccione las iniciales de la cuenta o la imagen de la cuenta en la esquina superior de la Bandeja de entrada. Seleccione Cerrar sesión. Sugerencias: Si no ve la imagen en la parte superior de la pantalla, compruebe si está activado el bloqueo de anuncios. A veces, esto impide que la imagen se muestre.

To sign out, go to Outlook.com. Select your account initials or account picture at the top corner of your Inbox. Select Sign out. Tips: If you don't see your picture at the top of screen, check to see if ad blocking is turned on. Sometimes this prevents the picture from showing. If you don't see see Profile or Account options, you can access ...

DirectX 9.0c 通过安装 DirectX 9.0c 最终用户运行时适用于 Windows XP 和 Windows Server 2003。 某些应用程序和游戏需要 DirectX 9。 但是，你的计算机包含更新版本的 DirectX。 如果安装并运行需要 DirectX 9 的应用程序或游戏，你可能会收到错误消息“无法启动 ...