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 troubleshoot Windows activation errors. Browse common activation errors and learn what you can do to fix them.

Learn how to use the Microsoft Wireless Display Adapter with your Surface.

Learn how to log in to Microsoft Teams with your Microsoft 365 account. This step-by-step guide from Microsoft Support walks you through the process of accessing Teams on desktop, web, and mobile devices.

如果你正在使用 Windows 电脑，并且想要在电脑设备上显示来自其他屏幕的应用程序和内容，则需考虑将设备屏幕镜像或投影到 ...

Probeer deze oplossingen als u zich niet kunt aanmelden bij uw Outlook.com-, Hotmail-, Live- of MSN-e-mailaccount of als u niet goed weet hoe u zich moet aan- of afmelden.

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

Learn how to use the cloud-based clipboard in Windows, share clipboard items across your devices, and pin items to your clipboard menu.

Hotmail is now Outlook.com. Learn how to sign in to access your Outlook.com, Hotmail, Live, or MSN email account.

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