Learn how to improve Windows PC performance if your device is running slowly.

Oct 14, 2025 · Windows provides a variety of configuration tools tailored to meet the needs of different users. These built-in tools facilitate your device's customization and monitoring, allowing you to …

Learn how to change the power mode on your Windows PC to preserve your battery, limit notifications, and background activity.

摘要 你的 Windows 裝置可能因多種原因而運行緩慢，例如儲存空間有限、背景啟動應用程式過多、軟體過時，或硬體已無法滿足現代效能需求。 為了協助診斷和解決這些問題，你可以使用 Microsoft 電腦 …

Learn about performance features in Microsoft Edge, such as sleeping tabs, efficiency mode, and performance detector.

Optimizations for windowed games improves gaming performance for DirectX 10 and DirectX 11 games running in windowed and borderless windowed modes. It transitions compatible games from the …

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 . …

Microsoft Support is here to help you with Microsoft products. Find how-to articles, videos, and training for Microsoft Copilot, Microsoft 365, Windows 11, Surface, and more.

The Device performance & health page in the Windows Security app gives you a clear, comprehensive view of your device’s overall health. It helps you proactively monitor performance, security, and …

Windows 11 Windows 10 Summary Power mode in Windows lets you choose between better battery life, better performance, or a balanced experience. Change the power mode to match what you’re …