新しい Windows 10 PC にプリインストールされている Office をライセンス認証する、または新しいプロダクト キーを使用する方法について説明します。

Use Remote Desktop on your Windows, Android, or iOS device to connect to a Windows 10 PC from afar. Here's how to set up your PC to allow remote connections and then connect to the PC you set up.

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。

本文介绍如何获取最新版本的 DirectX 以启用系统上的游戏和多媒体应用程序。 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。

Learn how to connect your Windows PC to external monitors and adjust the display settings.

Learn how to add a printer or scanner in Windows. If your printer connects by a wire, plug it into your device. It'll connect automatically, your PC will download the right drivers, and you can use it right away.

Download the Microsoft 365 Access Runtime which allows you to run Microsoft 365 Access applications if you don't have the desktop version of Microsoft 365 Access and need to use an application built to run with Access 2010 or later.

Learn how to uninstall Office from a PC using the Control Panel or with the uninstall support tool.

Get help with signing in, changing passwords, creating and sending mail, deleting mail, creating folders, and more in Outlook on the web.

Learn how to use virus and threat protection options in Windows Security to scan your device for threats and view the results.