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

Learn how to extend your PC's battery life using battery saver and other power-saving tips for Windows.

Obtenga información sobre cómo instalar, reinstalar o activar Microsoft 365 u Office 2019 en un equipo PC o Mac.

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.

Discusses the release of the Malicious Software Removal Tool (MSRT) to help remove specific prevalent malicious software from Windows-based computers.

Get to know your way around Windows 11, from where to search to how to stay organized. Watch the video and read tips about new features.

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。

Find out how to set up and manage your security info and verification codes for your Microsoft account, and troubleshoot common issues.

Microsoft's products and services work best if you use the same language and region across all your devices, and in all of your app and Store settings.

To play a recorded meeting in Microsoft Teams, go to the chat history of the meeting and click Play.