学习如何在 Windows 中解决 USB-C 问题，修复 USB 设备、端口和适配器无法正常工作。

Learn how to get Microsoft account help, troubleshoot sign in issues, keep your account secure, and manage your Microsoft account dashboard.

Discover the latest updates for Windows 10, including improvements and fixes, known issues, and guidance on how to get the update.

When you’re connected to the internet and using a proxy server while browsing the web, that traffic goes through the proxy server instead of coming directly from your Windows 11 PC.

Learn how to access Windows device security settings in Windows Security to help protect your device from malicious software.

Go to Settings > Apps > Apps & features to change whether you're shown app recommendations when trying to install apps from outside the Store.

You can choose which apps will start automatically when you start your device.

Updates to the default screen and sleep settings now help you use energy more efficiently and extend battery life. You can find efficiency settings in Windows 11 at Settings > System > Power & battery.. For a guided walkthrough of how each of the power and battery settings can improve your device's performance, click the button to open the Get Help app:

Learn about HDR capabilities in Windows 11 to bring a wider range of colors and details to your display.

The Basics of Search. Returning search results is no easy feat, and involves complex, near-instantaneous algorithmic calculations. A search for something as simple as “cat” could yield over 55 million results.