在尝试更新Windows 10时，如果您收到错误0x800703F1，导致您无法安装更新，请按照此帖子解决错误。Windows 更新^{(Windows Update)}，由于某种原因卡住并不奇怪，而且它时有发生。虽然有时它可能会自行解决，但请按照这些建议快速完成。

Windows 10 更新错误 0x800703F1

逐步按照以下步骤操作，并检查为您修复了Windows 10 更新错误 0x800703F1^{(Update Error 0x800703F1)}的内容：

1. 运行 Windows 更新疑难解答
2. 执行干净启动^{(Perform Clean Boot)}并运行Windows 更新^{(Windows Update)}
3. 从Microsoft 更新目录^{(Microsoft Update Catalog)}手动下载更新
4. 下载并安装.NET 框架^{(.NET Framework)}
5. 重置 Windows 组件
6. 检查 Windows 更新^{(Check Windows Update)} 服务^(Services)状态
7. 执行就地升级。

您必须使用管理员权限来执行或按照这些步骤操作。

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

运行内置的Windows 更新疑难解答，看看是否有助于解决问题。

2]执行干净启动^{(Perform Clean Boot)}并运行Windows Update

使用最少的驱动程序和启动程序集执行^{( is performed)}干净启动^{(Clean Boot)}以启动Windows。这有助于消除安装程序或更新或在Windows 10中运行程序时发生的软件冲突。

3 ] 从Microsoft 更新目录^{(Microsoft Update Catalog)}手动^{(] Manually)}下载更新

如果这没有帮助，那么此解决方案需要您从 Microsoft 更新目录手动下载^{(manually download from the Microsoft Update Catalog)}无法安装并因此触发错误的更新，然后在您的 Windows 10 PC 上安装更新。

4]下载^(Download)并安装.NET框架^{(.NET Framework)}

如果您在更新.NET Framework时遇到此错误代码，请执行此操作。虽然 .NET Framework文件随Windows Update一起推出，但您始终可以单独安装它们。如果这就是让一切陷入困境的原因，那么安装将清除路径。

在此处点击此链接^{(this link here)}，然后下载所需文件。安装后，请尝试再次下载Windows 更新^{(Windows Update)}。

相关：  ^(Related: ).NET Framework 安装问题疑难解答。

5]重置Windows组件

Windows更新组件^{(Update Components)}由下载文件的服务和文件夹组成。

您可以 使用 重置 Windows 更新组件工具将 Windows 更新重置^{(Reset Windows Update Components Tool)}为默认值^{(reset Windows Update to default)}。

我们的 Fix WU 实用程序还会重新注册所有与Windows 更新^{(Windows Update)}相关的DLL文件并将其他设置重置为默认值。

本指南将帮助您手动将 Windows 更新组件重置为默认值^{(manually reset the Windows Update component to default)}：

1. 停止 Windows 更新服务
2. 删除 qmgr*.dat 文件。
3. 刷新SoftwareDistribution和catroot2 文件夹^{(catroot2 folders)}
4. 将BITS^(BITS)服务和Windows 更新^{(Windows Update)}服务重置为默认安全描述符
5. 重新注册^{(Re-register)}BITS文件和Windows Update相关的DLL文件
6. 删除不正确的注册表值
7. 重置温索克^{(Reset Winsock)}
8. 重新启动 Windows 更新服务。

6]检查Windows更新^{(Check Windows Update)} 服务^(Services)状态

打开Windows 服务管理器^{(Windows Services Manager)}并检查与Windows 更新^{(Windows Update)}相关的服务，如Windows Update、Windows Update Medic、Update Orchestrator服务等是否被禁用。

独立 Windows 10 PC 上的默认配置如下：

• Windows 更新服务 - 手动^{(Windows Update Service – Manual)}（触发^(Triggered)）
• Windows更新医疗^{(Update Medic)} 服务^(Services) - 手册^{(– Manual)}
• 加密服务 - 自动
• 后台智能传输服务 - 手动^{(Background Intelligent Transfer Service – Manual)}
• DCOM 服务器进程启动器 - 自动^{(DCOM Server Process Launcher – Automatic)}
• RPC 端点映射器 - 自动
• Windows 安装程序 - 手动。

这将确保所需的服务可用。

除了直接服务之外，您还应该找到 Windows Update 服务的依赖关系，^{(find the dependencies of the Windows Update service)}并确保它们是否正在运行。

要开始使用，请在任务栏^(Taskbar)搜索框中搜索“服务”，然后单击搜索结果。打开Services窗口后，找到Windows Update、DCOM Server Process Launcher和RPC Endpoint Mapper。检查它们是否正在运行。

如果没有，您需要一个接一个地启动这些服务。

相关：  ^(Related: )Windows 更新无法安装或无法下载^{(Windows Update fails to install or will not download)}。

7]执行就地升级

最后，如果没有其他方法，并且您必须安装该特定更新，则可以选择下载最新版本的Windows 10 ISO 并从现有版本的Windows中安装它。

我希望这篇文章可以帮助您解决Windows 更新错误 0x800703F1^{(Windows Update Error 0x800703F1)}。

Fix Windows 10 Update Error 0x800703F1

When trying to update Windows 10, if you receive an error 0x800703F1, which prevents you from installing the update, then follow this post to resolve the error. Windows Update, getting stuck for some reason is not a surprise, and it happens from time to time. While it may resolve on its own at times, but follow these suggestions to get it done quickly.

Windows 10 Update Error 0x800703F1

Follow these steps one by one, and check what fixes the Windows 10 Update Error 0x800703F1 for you:

1. Run Windows Update Troubleshooter
2. Perform Clean Boot and run Windows Update
3. Manually download the update from Microsoft Update Catalog
4. Download and install the .NET Framework
5. Reset Windows Components
6. Check Windows Update Services status
7. Perform In-place Upgrade.

You will have to use the admin privileges to execute or follow the steps.

1] Run Windows Update Troubleshooter

Run the inbuilt Windows Update Troubleshooter and see if that helps to resolve the issue.

2] Perform Clean Boot and run Windows Update

A Clean Boot is performed to start Windows by using a minimal set of drivers and startup programs. This helps eliminate software conflicts that occur when you install a program or an update or when you run a program in Windows 10.

3] Manually download the update from Microsoft Update Catalog

If that does not help, then this solution entails you manually download from the Microsoft Update Catalog, the update that is failing to install and consequently triggering the error and then install the update on your Windows 10 PC.

4] Download and install the .NET Framework

If you are facing this error code when updating the .NET Framework, then do this. While .NET Framework files are rolled out with Windows Update, you can always install them separately. If that’s what getting everything stuck, then installing will clear the path.

Follow this link here and then download the required files. Once it is installed, try downloading the Windows Update again.

Related: Troubleshoot .NET Framework Installation Issues.

5] Reset Windows Components

Windows Update Components consist of services and folders where files are downloaded.

You can reset Windows Update to default using the Reset Windows Update Components Tool.

Our Fix WU Utility also re-registers all Windows Update related DLL files and reset other settings to default.

This guide will help you manually reset the Windows Update component to default:

1. Stop Windows Update Services
2. Delete the qmgr*.dat files.
3. Flush the SoftwareDistribution and catroot2 folders
4. Reset the BITS service and the Windows Update service to the default security descriptor
5. Re-register the BITS files, and the Windows Update related DLL files
6. Delete incorrect Registry values
7. Reset Winsock
8. Restart Windows Update Services.

6] Check Windows Update Services status

Open Windows Services Manager and check the Windows Update related Services like Windows Update, Windows Update Medic, Update Orchestrator Services, etc are not disabled.

The default configuration on a standalone Windows 10 PC is as follows:

• Windows Update Service – Manual (Triggered)
• Windows Update Medic Services – Manual
• Cryptographic Services – Automatic
• Background Intelligent Transfer Service – Manual
• DCOM Server Process Launcher – Automatic
• RPC Endpoint Mapper –  Automatic
• Windows Installer – Manual.

This will ensure that the required Services are available.

Apart from the direct service, you should find the dependencies of the Windows Update service and ensure if they are running or not.

To get started, search for “services” in the Taskbar search box and click on the search result. After opening the Services window, find out Windows Update, DCOM Server Process Launcher, and RPC Endpoint Mapper. Check if they are running or not.

If not, you need to start those services one after one.

Related: Windows Update fails to install or will not download.

7] Perform an in-place Upgrade

Lastly, if nothing else works, and you have to install that particular update, you can then choose to download the latest version of Windows 10 ISO and install it from within the existing version of Windows.

I hope the post helps you resolve the Windows Update Error 0x800703F1.

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