如果您在尝试更新.NET Framework时看到 Windows Update 错误^{(.NET Framework)}66A或13EC ，那么这篇文章将对您有所帮助。一些用户报告在安装 .NET Framework时遇到错误代码 66A 和 13EC 。计算机变慢、崩溃或显示带有 66A 或 13EC 错误代码的提示。一些用户在系统启动或关闭期间遇到了这些错误。这些错误的原因因人而异。这可能是由于Windows更新不完整、注册表^(Registry)损坏、系统文件错误等原因造成的。

.NET Framework 的Windows更新错误 66A^{(Update Error 66A)}或 13EC

要修复.NET Framework的^(Framework)Windows 更新错误 66A^{(Windows Update Error 66A)}和 13EC ，请使用以下方法：

1. 运行 Windows 更新疑难解答
2. 修复 .NET Framework 客户端配置文件^{(Repair .NET Framework Client Profile)}
3. 卸载，重新安装 .NET Framework
4. 执行 DISM 扫描
5. ^{(Run Windows Update)}在干净启动状态下^{(Clean Boot State)}运行 Windows 更新
6. 执行系统还原

让我们详细讨论这些方法。

1]运行Windows更新疑难解答^{(Run Windows Update Troubleshooter)}

您可以尝试为 .NET Framework修复^(Framework)Windows 更新错误 66A^{(Windows Update Error 66A)}或 13EC的第一件事是执行Windows 更新^{(Windows Update)}故障排除。它将查找并解决Windows更新的错误。您可以按照以下步骤进行操作：

• 按Windows + I热键打开设置应用程序。^(Settings)
• 单击更新和安全^{(Update & Security)}类别，然后转到疑难解答^{(Troubleshoot)}选项卡。
• 现在，单击“其他疑难解答^{(Additional troubleshooters)}”选项，然后点击“ Windows update > Run the troubleshooter选项。

完成故障排除后重新启动^(Reboot)计算机并检查您是否仍然收到适用于 .NET Framework的^(Framework)Windows 更新错误 66A^{(Windows Update Error 66A)}或 13EC 。

2]将.NET Framework 客户端配置文件修复^{(Repair .NET Framework Client Profile)}为其原始状态

损坏的 .NET Framework客户端配置文件可能会导致Windows 更新错误 66A^{(Windows Update Error 66A)}或 13EC。因此，请尝试通过执行以下步骤来修复.NET Framework 客户端配置文件：^{(.NET Framework Client Profile)}

• 首先，通过在搜索框中键入来打开控制面板^{(Control Panel)}。
• 然后，转到Programs & Features部分，查找Microsoft.Net Framework Client Profile，然后右键单击它。
• 您将在上下文菜单中获得Uninstall/Change选项；只需点击它。
• 接下来，点击它提供的修复^(Repair)选项。

Windows 将在几分钟内将.NET Framework 客户端配置文件修复为其原始状态。^{(.NET Framework Client Profile)}完成后，只需重新启动计算机并检查是否仍然出现错误 66A 或 13EC。

您还可以使用Microsoft .NET Framework 修复工具^{(Microsoft .NET Framework Repair Tool)}。

3]卸载^(Uninstall)，重新安装.NET Framework^{(Reinstall .NET Framework)}

您可以尝试通过先卸载然后重新安装.NET框架来修复错误代码 66A 或 13EC。要卸载它，您可以转到Control Panel > Programs和功能^(Features)并在那里找到.NET框架。选择它，然后点击卸载^(Uninstall)按钮将其从您的 PC 中删除。之后，重新启动您的 PC。

现在，访问 microsoft.com 并下载所需的.NET Framework安装文件。建议下载最新版本的.NET框架。

通过双击运行可执行文件，然后按照屏幕上的说明将其安装到您的 PC 上。

此方法应修复.NET Framework的^(Framework)Windows 更新错误 66A^{(Windows Update Error 66A)}或 13EC 。

4]执行DISM扫描

运行 DISM 扫描^{(Running a DISM scan)}可以帮助修复可能损坏的系统映像。运行它，看看它是否有帮助。

Windows 将需要几分钟来完成DISM扫描。完成后，您需要重新启动 PC 并检查是否仍然出现相同的错误。

5]在干净启动状态下^{(Clean Boot State)}运行Windows Update^{(Run Windows Update)}

运行干净启动^{(Running a clean boot)}还可以帮助您摆脱由 3rd 方应用程序引起的问题。进入此状态后，您可以运行Windows 更新^{(Windows Update)}并查看是否可以解决问题。

修复^(Fix)：Microsoft Store 错误 0x80073CFE^{(Microsoft Store error 0x80073CFE)}。

6]执行系统还原

您可以通过将系统还原到未遇到这些错误的时间来修复这些错误。运行系统还原并在 PC 重新启动后，检查更新并查看错误是否已修复。

相关阅读：^{(Related read:)}更新 .NET Framework 时如何修复Windows 更新错误代码 643^{(Windows Update Error Code 643 when updating .NET Framework)}

Windows Update Error 66A or 13EC for .NET Framework

If you ѕee Windowѕ Update Error 66A or 13EC when you try to update .NET Framework then this post will help you. Some users have reported experiencing error codes 66A and 13EC while installing .NET Framework. The computer slows down, crashes, or shows a prompt with 66A or 13EC error code. A few users have experienced these errors during system boot or during shut down. The reason for these errors varies for individuals. It may be caused due to incomplete Windows updates, corrupt Registry, faulty system files, etc.

Windows Update Error 66A or 13EC for .NET Framework

To fix Windows Update Error 66A & 13EC for .NET Framework, use the below methods:

1. Run Windows Update Troubleshooter
2. Repair .NET Framework Client Profile
3. Uninstall, Reinstall .NET Framework
4. Perform DISM scan
5. Run Windows Update in Clean Boot State
6. Perform System Restore

Let’s discuss these methods in detail.

1] Run Windows Update Troubleshooter

The first thing you can try to fix Windows Update Error 66A or 13EC for .NET Framework is to perform Windows Update troubleshooting. It will find and troubleshoot errors with Windows updates. You can follow the below steps to do so:

• Open the Settings app by pressing Windows + I hotkey.
• Click on the Update & Security category and then go to the Troubleshoot tab.
• Now, click on the Additional troubleshooters option and then tap on the Windows update > Run the troubleshooter option.

Reboot your computer after troubleshooting is done and check if you still get Windows Update Error 66A or 13EC for .NET Framework.

2] Repair .NET Framework Client Profile to its original state

A corrupted .NET Framework client profile can cause Windows Update Error 66A or 13EC. So, try repairing the .NET Framework Client Profile by performing the below steps:

• Firstly, open the Control Panel by typing in the search box.
• Then, go to Programs & Features section, look for Microsoft.Net Framework Client Profile, and right-click on it.
• You will get Uninstall/Change option in the context menu; simply click on it.
• Next, tap on the Repair option provided by it.

Windows will repair the .NET Framework Client Profile to its original state in some minutes. When it is done, simply restart the computer and check if you still get error 66A or 13EC.

You could also use the Microsoft .NET Framework Repair Tool.

3] Uninstall, Reinstall .NET Framework

You can try fixing error code 66A or 13EC by first uninstalling and then reinstalling the .NET framework. To uninstall it, you can go to Control Panel > Programs & Features and locate the .NET framework there. Select it and then tap on Uninstall button to remove it from your PC. After that, restart your PC.

Now, go to microsoft.com and download the required .NET Framework setup file. It is recommended to download the latest version of the .NET framework.

Run the executable file by double-clicking it and then follow onscreen instructions to install it on your PC.

This method should fix Windows Update Error 66A or 13EC for .NET Framework.

4] Perform DISM scan

Running a DISM scan can help repair a potentially corrupted system image. Run it and see if it helps.

Windows will take a few minutes to complete the DISM scan. And when done, you need to restart your PC and check if you still get the same error.

5] Run Windows Update in Clean Boot State

Running a clean boot can also help you get rid of issues caused due to 3rd-party apps. Once in this state, you could run Windows Update and see if this resolves the problem.

Fix: Microsoft Store error 0x80073CFE.

6] Perform System Restore

You can fix these errors by performing a system restore to the time when you didn’t encounter these errors. Run system restore and after the PC restarts, check for updates and see if the error is fixed.

Related read: How to fix Windows Update Error Code 643 when updating .NET Framework

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