App & browser control in Windows Security provides the settings for Microsoft Defender SmartScreen, which helps protect your device from potentially dangerous apps, files, websites, and downloads.

Check the Xbox services, games, and apps for any service outages.

Xbox Support 为 Xbox、Game Pass 和账单问题提供帮助。在 Xbox Support 社区中获取建议和客户服务。

When you use Game Mode, Windows prioritizes your gaming experience by turning things off in the background. When you’re running a game, Game Mode:

需要有关 Xbox 主机、Xbox 游戏或 Xbox 网络的帮助?了解如何与我们联系。

Experience AI-powered browsing with the new Bing built-in. Get comprehensive answers, summarized information, and find inspiration side-by-side in Microsoft Edge.

Summary. This article helps you reset the Hosts file back to the default. What's the Hosts file. The Hosts file is used by the operating system to map human-friendly hostnames to numerical Internet Protocol (IP) addresses which identify and locate a host in an IP network.

说明如何备份注册表，以便在Windows 10、Windows 8.1、Windows 8或 Windows 7 中损坏注册表时进行还原。

Xbox Support bietet Hilfe bei Xbox, Game Pass und Fragen zur Abrechnung. Lassen Sie sich beraten und kontaktieren Sie den Kundendienst in der Xbox Support-Community.

如果扫描仪已打开并连接到网络，Windows 应该能够自动发现它。 可用扫描仪可以包含网络上的所有扫描仪，例如蓝牙和无线扫描仪或者插入另一台设备和在网络上共享的扫描仪。