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：

Important: If your device is out of support, it is no longer receiving security updates from Microsoft and may become more vulnerable to security risks and viruses.For this reason, we strongly recommend that you update to the latest version of Windows. Each version of Windows is supported for 18 months.

Windows 11 automatically downloads and installs updates to make sure your device is secure and up to date. This means you receive the latest fixes and security updates, helping your device run efficiently and stay protected.

Compose your message and when you're ready, tap Send to start the chat.. Start a chat with yourself. You’ll see your name pinned to the top of your chat list by default.

Important: If your device is out of support, it is no longer receiving security updates from Microsoft and may become more vulnerable to security risks and viruses.Therefore, we strongly recommend that you update to the latest version of Windows. Each version of Windows is supported for 18 months.

Select Notifications to expand it, and turn notifications, banners, and sounds on or off for some or all notification senders.

Remarque : Si moins de 10 jours se sont écoulés depuis la mise à niveau vers Windows 10, votre version précédente de Windows s’affiche en tant que fichier système que vous pouvez supprimer.Si vous devez libérer de l’espace disque, vous pouvez le supprimer, mais n’oubliez pas que cela supprimera votre dossier Windows.old, qui contient des fichiers qui vous donnent la possibilité ...

Battery Life: Lowering your refresh rate can save battery power by reducing the amount of energy your display consumes.This can be useful when you are using a laptop or tablet and want to extend your battery life.

This is a subscriber-only, Microsoft 365 feature. Find your version. Design ideas for one photo Applies to: PowerPoint for Microsoft 365 Current Channel: Version 1511 or later Semi-Annual Enterprise Channel: Version 1602 or later Multiple photos, color extraction, and facial recognition

Learn more about updates for Windows 10 version 1903, including improvement and fixes, any known issues, and how to get the update.