Explore OneDrive support, help, and learning resources. Learn how to protect your important files, documents, and memories with OneDrive.

若要在 Windows 11 中检查激活状态，请选择“开始 ”按钮，然后选择“设置 > 系统 ” ，然后选择“激活 ”。 。 激活状态将在“激活”旁边列出。 在“设置”中检查激活状态. 你将在“激活”页面上看到以下一条激活状态消息：

In Windows, having a camera and microphone as part of your device lets you make Teams video calls, take pictures, record videos, and more. Many apps and services request and use the camera or microphone, and Windows settings give you control over which apps can use your camera or microphone.

To increase security and performance, Windows 11 in S mode only runs apps from the Microsoft Store. If you want to install an app that isn't available in the Microsoft Store, or if you have Windows 10 Pro, Enterprise, or Education and want to upgrade to Windows 11, you'll need to permanently switch out of S mode.

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.

Find Teams on the web at https://teams.microsoft.com.. To use Teams, you need a Microsoft 365 account with a Business or Enterprise Microsoft 365 license plan. For more information, see How do I get access to Microsoft Teams?. For information about supported browsers for Teams on the web, see Web clients for Microsoft Teams.

The recommended (and easiest) way to get SP1 is to turn on automatic updating in Windows Update in Control Panel and wait for Windows 7 to notify you that SP1 is ready to install.

Microsoft's products and services work best if you use the same language and region across all your devices, and in all of your app and Store settings.

Website notifications appear in the lower right corner of your screen and are also displayed in the Notification Center.When notifications are turned on for a website, they will still appear even if Microsoft Edge is closed.

Notes: Meeting recordings won't capture whiteboards, annotations, shared notes or content shared in the stage view by apps, and also won't include videos or animations embedded in PowerPoint Live presentations.