Learn how to use antivirus protection in Windows Security to protect your Windows PC against malware, viruses, and other threats.

Learn new and useful keyboard features, tips, and tricks for Windows with this overview from Microsoft Support.

了解如何使用产品密钥或数字许可证激活 Windows、检查激活状态，以及链接Microsoft 帐户。

Learn how to use Remote Desktop in Windows. On your Windows, Android, or iOS device: Open the Remote Desktop app (available for free from Microsoft Store, Google Play, and the Mac App Store), and add the name of the PC that you want to connect to (from Step 1). Select the remote PC name that you added, and then wait for the connection to complete.

Windows 10 and 11 contain a large set of emojis. To insert one: Put your cursor where you want the emoji.

Get help and support for Microsoft Edge. Find Microsoft Edge support content, how-to articles, tutorials, and more.

Learn how to change the refresh rate for your display in Windows to determine how smoothly motion appears on your screen.

Experience Microsoft Copilot on windows devices using the Copilot app! The Copilot app helps you get answers and inspiration from across the web, supports creativity and collaboration, and helps you focus on the task at hand.

Learn how to turn on device encryption, or standard BitLocker encryption in Windows.

Windows Security is pre-installed on Windows 10 and ready for you to use at any time.