Windows 11引入了一项称为动态刷新速率 (DRR) 的新功能，该功能会根据你当时执行的操作自动调整刷新率。 这可以帮助你获得两全其美：当你需要游戏、浏览或墨迹书写时获得流畅的体验，当你不执行这些类型操作时，电池使用时间更长。

Press and hold (or right-click) the MP4 file you want to play, select Open with, and then choose your preferred file player from the list of applications.

Office Deployment Tool. If you’re an administrator, you can use the Office Deployment Tool to manage your Office 2016 Click-to-Run deployment options, such as installations sources, product and language combinations, or deployment configuration options.

Customize your pen Change pen pressure. Use the Surface app to check your pen pressure settings. To open it, select Start , enter surface, and select it to open the app.If the app doesn't open, get it from the Microsoft Store.. Open the Surface app

Reinstall OneDrive for Windows. The OneDrive app comes with Windows 8.1 and Windows RT 8.1 and cannot be uninstalled, but you can uninstall OneDrive from Windows 7, Windows Vista and some versions of Windows 10.

从屏幕右边缘滑入，然后点击“搜索”。 如果你使用的是鼠标，请指向屏幕右下角，然后单击“搜索”。在 “搜索 ”框中键入“命令提示符”，右键单击“ 命令提示符”，然后单击“ 以管理员身份运行”。如果系统提示你输入管理员密码或进行确认，则键入密码或单击“允许”。

Windows 7 Service Pack 1 Windows 7 Enterprise Windows 7 Professional Windows 7 Ultimate Windows 7 Home Premium Windows 7 Home Basic Windows Server 2008 R2 Service Pack 1 Windows Server 2008 R2 Standard Windows Server 2008 R2 Enterprise Windows Server 2008 R2 Datacenter Windows Server 2008 Service Pack 2 Windows Server 2008 for Itanium-Based Systems Windows Server 2008 Datacenter Windows Server ...

Windows 允许添加多个用户帐户以使用同一设备，使每个用户都有自己的设置、文档和应用程序。 例如，家长可以拥有自己的具有管理权限的帐户来管理设置和安装软件，而孩子可以拥有启用了家长控制的标准帐户来监视和限制其使用情况。

The Snap feature is a great way to improve your productivity by sharing many app windows in a single screen. Different layouts are available with many sizes to choose from, so you can get the most from your favorite apps when you are working on specific tasks.

与拥有手机、笔记本电脑或平板电脑的好友共享照片、视频或其他类型文件。 确保希望共享的其他设备已与你的电脑配对、已打开并且可以接收文件。了解如何配对