汇报默认屏幕和睡眠设置现在可帮助你更高效地使用能量并延长电池使用时间。 可以在 Windows 11 中找到效率设置 >系统 > 电源 & 电池。. 有关每个电源和电池设置如何提高设备性能的引导式演练，请单击按钮打开“获取帮助”应用：

Learn how to install Skype for Business on your Windows computer, mobile device, or Macintosh.

Training: Learn how to create a spreadsheet, enter data, and create a chart in Excel.

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Découvrez comment résoudre les problèmes Bluetooth liés à Windows. Résolvez les problèmes de connexion d’un appareil Bluetooth ou d’un accessoire.

Learn how to use the PC Health Check app to help you improve your device performance.

Discover how to boost your browsing speed and save battery life with Microsoft Edge's performance features, such as sleeping tabs and efficiency mode.

Learn how to use auto color management in Windows 11 to get accurate colors on your PC.

Learn how to get older apps or programs to run on Windows 10 or Windows 11 by adjusting compatibility settings.

Learn how to receive and interpret activity reports of your child's device use, including web browsing, apps and games usage, and screen time.