Learn how to connect a Bluetooth device in Windows and adjust Bluetooth pairing settings.

Learn how to update drivers in Windows using Device Manager to update or reinstall a driver.

Learn how to get the latest Windows updates to keep your device running smoothly and securely.

Learn how to troubleshoot Bluetooth problems in Windows. Resolve issues connecting a Bluetooth device or accessory.

检查你的版本 DirectX 是许多 Windows 游戏都需要的一种多媒体技术套件。 如果你的电脑未安装正确版本的 DirectX（产品包装盒上应标有所需的版本），游戏可能无法正常运行。

如果要粘贴到 Microsoft Edge 的应用或网站中，也可以右键单击，在上下文菜单中选择"粘贴"，然后从子菜单中选择纯文本。 注意: 某些应用可能会替代增强的复制和粘贴功能，只允许粘贴 Web 地址，或者使用自己的格式进行粘贴。

Windows is the first PC platform to provide centralized AI assistance for customers. Together, with Microsoft Copilot, Copilot in Windows helps you bring your ideas to life.

Windows XP 和 Windows Server 2003. 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。.

Open Device Manager. In the search box on the taskbar, type device manager, then select Device Manager from the menu.

Learn how to activate Windows using a product key or digital license, check your activation status, and link your Microsoft account.