瞭解如何檢查您的電腦是否能夠執行 TPM 2.0，或如何啟用 TPM 2.0 升級至 Windows 11。

在 Windows 中启用和禁用触摸屏. 在任务栏上的搜索框中，键入 “设备管理器 ”，然后选择“ 设备管理器 ”。. 选择“人体学接口设备”旁边的箭头，然后选择“符合 HID 标准的触摸屏”。. （可能会列出多项。. 在窗口顶部，选择“操作”选项卡。. 选择“禁用 ...

TPM 2.0 is required to run Windows 11, as an important building block for security-related features. TPM 2.0 is used in Windows 11 for a number of features, including Windows Hello for identity protection and BitLocker for data protection.

The Microsoft Authenticator app helps you sign into your accounts when you're using two-step verification.

If you’ve forgotten or lost your Windows 11 password for a local account and need to sign back into your device, the below options might help you get up and running. For more information on local standard vs. administrative accounts, see Create a local user or administrator account in Windows.

如果设备加密不适用于你的设备，那么或许可以改为打开标准 BitLocker 加密。. 打开设备加密. 使用管理员帐户登录 Windows（可能必须注销并重新登录才能切换帐户）。. 有关详细信息，请参阅 在 Windows 中创建本地用户或管理员帐户 。. 选择“ 开始 ” >“ 设置 ...

You can use installation media (a USB flash drive or DVD) to install a new copy of Windows, perform a clean installation, or reinstall Windows. To create installation media, go to the software download website, where you'll find step-by-step instructions.

Locate your product key for Windows 10 or Windows 11. Depending on how you got your copy of Windows 10 or Windows 11, you'll need either a 25-character product key or a digital license to activate it.

Cast to a display from a Windows PC. You can wirelessly connect your PC to a TV, projector, or other kind of external display that supports Miracast. Turn on your TV, projector, or other display. If you're using a Miracast dongle or adapter, make sure it's plugged in to the display.

Change or reset your PIN. A PIN is a user-defined set of numbers, or a combination of numbers and letters, that allows you to sign in to your Windows device instead of a password. Your PIN is securely stored on your device, it isn’t transmitted anywhere, and it isn’t stored on a server.