Learn how to access and manage your Windows sign in options. Use a password, Windows Hello, or a security key to unlock your device.

Internet Explorer 11 support ended on June 15, 2022. If any site you visit needs Internet Explorer 11, you can open it with Internet Explorer mode in Microsoft Edge.

Keeping Bing as your default search engine provides an enhanced search experience in the new Microsoft Edge , including direct links to Windows apps, relevant suggestions from your organization if you’re signed in with a work or school account, and instant answers to questions about Windows.However, you can change the default search engine to any site that uses OpenSearch technology.

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

了解如何安装 Windows 11，包括在“设置”中访问 Windows 更新页的建议选项。 有两个可用的安装路径： 运行 Windows 10时，通过在媒体上启动安装程序进行升级。

Find out how to back up your apps, files, photos, and preferences on your Windows PC with File History and other tools.

Learn how to connect to a Wi-fi network in Windows and manage your current network connections.

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。

Securely browse the web in Microsoft Edge. With online threats getting more advanced day by day, it is important to prioritize the safety of your web browsing. Microsoft Edge offers several features and practices that can enhance your online security and protect your personal information.