DirectX 是 Windows 中的一组组件，允许软件（主要且尤其是游戏）直接与视频和音频硬件结合使用。 使用 DirectX 的游戏可以更有效地使用内置于硬件的多媒体加速器功能，从而改善你的整体多媒体体验。 检查安装的 DirectX 版本. DxDiag 工具报告有关系统上安装的 DirectX 组件和驱动程序的详细信息，并且可以使用。 Windows 10. Windows 8.1 或 8. Windows 7 或更低版本. DirectX 版本和更新（按操作系统） Windows 10 和 Server 2016 Technical Preview. Windows 8、RT、8.1、Server 2012 和 Server 2012 R2.

Fix connections to wireless displays or docks in Windows. Learn how to screen mirror or project content from one device to another.

PC Health Check app brings you up to date info on your Windows device health, helping you take action to improve your device performance and troubleshoot performance problems. It is periodically updated based on customer feedback to help you make the most of your Windows PC. How to open PC Health Check. In Windows, use Search on the taskbar to ...

Windows 设备可能会在不同时间获得新功能，因为 Microsoft 通过多种服务技术提供非安全更新、修补程序、改进和增强功能，包括 受控功能推出 (CFR)。. 如果你需要重启设备来完成更新，Windows 会通知你，你可以选择最适合你完成更新的时间。. 最新的 Windows 更新 ...

Update your Xbox Wireless Controller. Keeping your controller updated with the latest software maximizes your controller's capabilities and compatibility. You can update your controller wirelessly, with a USB connection, or on a PC using the Xbox Accessories app.

To connect your controller with Xbox Wireless, you might need the Xbox Wireless Adapter for Windows. If your PC has Xbox Wireless built in, you can connect the controller directly without an adapter. If you’re using the Xbox Wireless Adapter: Plug the Xbox Wireless Adapter into your PC.

Installation media, such as a USB flash drive, can be used to install a new copy of Windows, perform a clean installation of Windows, or reinstall Windows. To create installation media, go to the software download website, where step-by-step instructions can be found.

Pairing an Xbox controller to your console. You have two options for connecting your Xbox Wireless Controller to your console: using the console’s Pair button for a wireless connection and using a USB to micro-USB cable (or USB to USB-C cable) for a wired connection.

Automatically update Windows 10, Windows 11, and Surface drivers and firmware. After following the preparation steps, see Update Windows to learn how to check for updates and install them. Or select the Check for Windows updates button below to open Windows Update in Settings. Check for Windows updates.

Contact Microsoft Support. Find solutions to common problems, or get help from a support agent.