了解 Windows 10 上的 NAT 類型顯示「Teredo 無法取得資格」時，該如何處理

The Windows 10 free upgrade offer ended on July 29, 2016. To upgrade to Windows 10, you will need to have a compatible PC and purchase a full version of the software.We recommend that you don’t install Windows 10 on an older device, as some Windows 7 devices are not compatible with Windows 10 or could experience reduced feature availability.

如果未连接到 Internet 或激活服务器暂时不可用，则可能会看到此错误。 确保连接到 Internet 并且防火墙不阻止 Windows 激活。 0xD0000272、0xC0000272、0xc004C012、0xC004C013、0xC004C014. 如果激活服务器暂时不可用，则当该服务重新联机时，Windows 副本将自动激活。

如何兑换礼品卡、Xbox 下载代码或令牌. Microsoft 和 Xbox 礼品卡以及下载代码和令牌的工作方式相同：兑换到 Microsoft 帐户后，可以在 Windows 或 Xbox 上将余额用于Microsoft Store 在线商店，并且可以获取最新应用、游戏、电影、电视节目以及 Surface、Xbox 和配件的下载。

Notes: If your Android device is running Android 11.0 or higher, you may be eligible for the multiple apps experience. Compatible devices are marked with an asterisk (*).

如何啟用 tpm. 如果您需要啟用 tpm，這些設定會透過 uefi bios (電腦韌體) 並根據您的裝置而有所不同。 您可以選擇：[設定]> [更新&安全性>複原] > [立即重新開機]，來存取這些設定。 在下一個畫面中，選擇 [疑難排解> uefi 韌體設定]> uefi 韌體設定> [重新開機] 進行變更。。 這些設定有時會包含在標示為 ...

Data Execution Prevention (DEP) is a technology built into Windows that helps protect you from malicious code launching from areas of memory that have been designated as for data only.

IMPORTANT Starting on January 15, 2020, a full-screen notification will appear that describes the risk of continuing to use Windows 7 Service Pack 1 after it reaches end of support on January 14, 2020. The notification will remain on the screen until you interact with it. This notification will only appear on the following editions of Windows 7 Service Pack 1:

TPM (受信任的平台模块) 可用于提高电脑的安全性。 它可由 BitLocker 驱动器加密、Windows Hello 等服务用于安全地创建和存储加密密钥，以及确认设备上的操作系统和固件符合要求，并且未被篡改。. 通常，它是母板上单独的芯片，但 TPM 2.0 标准允许 Intel 或 AMD 等制造商将 TPM 功能构建到芯片组中，而无 ...

Then, try to start the service. In the Service Status area, tap or click Start.. If the service starts successfully, tap or click Apply, tap or click OK, and then close the Services window.