如果你的鼠标具有 "动态" 按钮，请按下一个 DPI 的 "动态" 按钮，为每个 DPI 按钮创建新设置。 鼠标液晶显示屏将短暂显示新的 DPI 设置。 如果鼠标没有 "动态" 按钮，请启动 "Microsoft 鼠标和键盘中心"，选择要使用的鼠标，单击 "基本设置"，找到 "灵敏度"，进行更改。

Safe mode starts Windows in a basic state, using a limited set of files and drivers. If a problem doesn't happen in safe mode, this means that default settings and basic device drivers aren't causing the issue.

If you're running Windows 8.1 or earlier, or if your PC doesn't meet the minimum system requirements to run Windows 11, consider moving to a new Windows 11 device. Find a PC that meets your needs. Set up your Microsoft account to transfer files and favorites. One account connects your device across Microsoft apps and services like Microsoft 365, OneDrive, Edge, and Microsoft Store.

在这些极少数情况下，可以为其添加排除项。 添加排除项了解详细信息 管理你的通知 Windows 安全将发送设备的健康和安全通知。 你能在通知页将通知开启或关闭。 在“病毒和威胁防护设置“下“病毒和威胁防护”，选择“管理设置”，滚动至通知选择更改通知 ...

If you bought a stand-alone version of an Office app, for example Visio or Word, in most cases you install this app in the same way you install the Microsoft 365 or Office suite, by signing in to www.office.com with your Microsoft account, or work or school account and selecting Install for your stand-alone product.

若要切换正在使用的键盘布局，请按住 Windows 键，然后重复按 空格键 以循环浏览所有已安装的键盘。 （如果此操作无效，说明仅安装了一种键盘。） 还可以在任务栏中选择语言缩写，然后选择要使用的语言或输入法。

Start by trying the activation troubleshooter in the Get Help app. Get Help can guide you through the correct steps to fix most activation issues. Open Get Help. Checking your Windows activation status. You'll first want to find out if your Windows 11 is activated and linked to your Microsoft account.

了解如何在 Windows 中使用蓝牙或Wi-Fi与附近的设备共享文档、链接和图片。 注意: 如果选择 附近的所有人，则你的电脑的蓝牙 MAC 地址和名称将提供给你周围的其他设备，以便你可以与附近的其他电脑共享。此信息可用于链接到你的电脑。

Learn how to install the latest version of DirectX to enable games and multimedia applications on your system.

An authenticator app like Microsoft Authenticator that can provide easier verification, and also allows you to sign in even if the verification device is offline. A passkey . Passkeys are secure, phish-resistant replacements for your password which means they can’t be guessed or stolen.