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

Learn how Smart charging in Windows can help your battery last longer over time.

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。

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

Summary. Windows includes a tool called Microsoft System Information (Msinfo32.exe). This tool gathers information about your computer and displays a comprehensive view of your hardware, system components, and software environment, which you can use to diagnose computer issues.

Windows でテキスト、画像、アプリのサイズを変更する方法は次のとおりです。 Windows で表示を変更するには、[スタート] > [設定] > [簡単操作] > [ディスプレイ] の順に選択します。 画面上のテキストのみを大きくするには、[文字を大きくする] の下にあるスライダーを調整します。

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 how to free up space for Windows update including deleting nonessential files, using an external hard drive, and updating your hard drive.

Find out the steps you can take if you receive a message telling you a driver can't load on your device.

Learn how you can manage cookies and site data you've temporarily allowed in Microsoft Edge.