修复 Windows 无法完成请求的更改： ^{(Fix Windows couldn’t complete the requested changes: )}如果您尝试在系统上安装.NET Framework，那么您可能会遇到错误“ Windows无法完成请求的更改”，错误代码为 – 0x80004005、0x800f0906、0x800f081f、 0x80070422、0x800F081F、0x800736B3、0x800f0805、0x800f0922 等。在大多数情况下，当用户尝试运行需要.NET Framework 3.5的特定程序或应用程序以及单击“是”安装.NET时，都会遇到此错误消息框架^{(.NET Framework)}，几分钟后它将显示.NET Framework的消息^{(.NET Framework)}（包括 2.0 和 3.0）成功安装。但只有在您再次运行该程序后，它才会再次显示相同的错误消息并要求您安装.NET Framework。

现在，如果您甚至尝试禁用或卸载.NET Framework 3.5（包括 2.0 和 3.0），您将收到一条错误消息，提示“ Windows无法完成请求的更改：未指定^{(Unspecified)}的错误，错误代码 0x800#####。如果您尝试启用 .NET Framework^(Framework) ，将显示相同的错误消息，以防它已被禁用。因此，在不浪费任何时间的情况下，让我们看看如何在下面列出的故障排除指南的帮助下实际修复 Windows^{(Fix Windows)}无法完成请求的更改。

修复 Windows^{(Fix Windows)}无法完成请求的更改

确保 创建一个还原点^{(create a restore point)} 以防万一出现问题。

方法一：运行 DISM 工具^{(Method 1: Run DISM Tool)}

1.按Windows Key + X然后选择命令提示符（管理员）。^{(Command Prompt (Admin).)}

2.在 cmd 中键入以下命令并按Enter：

Dism /online /enable-feature /featurename:NetFx3 /All /Source:[drive_letter]:\sources\sxs /LimitAccess

注意：^(Note:)不要忘记将 [drive_letter] 替换为您的系统驱动器或安装媒体驱动器。

3.重新启动您的 PC 以保存更改并再次尝试安装.NET Framework。

方法 2：执行干净启动^{(Method 2: Perform a Clean Boot)}

有时，第 3 方软件可能会与.NET Framework安装发生冲突并导致问题。为了修复 Windows^{(Fix Windows)}无法完成请求的更改错误，您需要在您的 PC 上执行清理^{(perform a clean )}，然后尝试安装.NET Framework。

方法 3：确保 Windows 是最新的^{(Method 3: Make sure Windows is up to date)}

1.按Windows Key + I 然后选择 更新和安全。^{(Update & Security.)}

2.下一步，再次单击 检查更新^{(Check for updates)} 并确保安装任何待处理的更新。

3.安装更新后重新启动您的电脑，看看您是否能够 修复 Windows 无法完成请求的更改错误。^{(Fix Windows couldn’t complete the requested changes error.)}

方法 4：启用 .NET Framework 3.5^{(Method 4: Enable .NET Framework 3.5)}

1.按 Windows 键 + R 然后键入appwiz.cpl并按 Enter。

2.现在从左侧菜单中单击“打开或关闭 Windows 功能^{(Turn Windows features on or off)}”

3.在Windows 功能^{(Windows Features)}窗口中，确保选中“.NET Framework 3.5（包括 .NET 2.0 和 3.0）”。^{(check mark “.NET Framework 3.5 (includes .NET 2.0 and 3.0)”.)}

4.单击确定并按照屏幕说明完成安装并重新启动 PC 以保存更改。

方法 5：注册表修复^{(Method 5: Registry Fix)}

1.按 Windows 键 + R 然后键入regedit并按Enter打开注册表编辑器^{(Registry Editor)}。

2.导航到以下注册表项：

Computer\HKEY_LOCAL_MACHINE\SOFTWARE\Policies\Microsoft\Windows\WindowsUpdate\AU

3.确保选择AU而不是在右侧窗格中双击UseWUServer DWORD。

注意：^(Note:)如果找不到上述DWORD，则需要手动创建。右键单击 AU，然后选择New > DWORD (32-bit) value。将此键命名为UseWUServer并按 Enter。

4.现在在数值数据字段中输入0并单击确定。

5.重新启动您的 PC 以保存更改，然后再次尝试运行Windows 更新^{(Windows Update)}。

方法 6：使用 Windows 10 安装介质安装 .NET Framework^{(Method 6: Install .NET Framework using Windows 10 Installation media)}

1.在C:目录下创建一个名为Temp的临时文件夹。^(Temp)目录的完整地址是C:\Temp.

2.使用DAEMON Tools 或 Virtual CloneDrive^{(DAEMON Tools or Virtual CloneDrive.)}安装Windows 10安装介质。^{(Installation Media)}

3.如果您有可启动USB，则只需将其插入并浏览到驱动器号。

4.打开 Sources 文件夹，然后复制其中的SxS文件夹。

5.将sxs文件夹复制到C:\Temp directory.

6.在Windows 搜索^{(Windows Search)}中键入 powershell并右键单击PowerShell ，然后选择以管理员身份运行。^{(Run as administrator.)}

7.接下来，在powershell窗口中输入以下命令：

dism.exe /online /enable-feature /featurename:NetFX3 /All /Source:c:\temp\sxs /LimitAccess

8.几分钟后，您将收到“操作成功完成^{(The operation completed successfully)}”消息，表示.NET Framework安装成功。

9.重新启动你的电脑，看看你是否能够 修复 Windows 无法完成请求的更改错误。^{( Fix Windows couldn’t complete the requested changes error.)}

方法 7：启用可选组件安装和组件修复设置的指定设置^{(Method 7: Enable Specify settings for optional component installation and component repair setting)}

1.按 Windows 键 + R 然后键入gpedit.msc并按 Enter 打开组策略编辑器。^{(Group Policy Editor.)}

2.导航到以下路径：

Computer Configuration > Administrative Templates > System

3.确保您已选择系统^(System)文件夹，然后在右侧窗口中找到“指定可选组件安装和组件修复设置”^{(Specify settings for optional component installation and component repair”)}。

4.双击它并勾选启用。^(Enabled.)

5.单击应用，然后单击确定。

6.现在再次尝试在您的系统上安装.Net Framework 3.5，这一次它会工作。

方法 8：运行 Windows 更新疑难解答^{(Method 8: Run Windows Update Troubleshooter)}

从Microsoft 网站下载^{(Microsoft Website download)}Windows 更新疑难解答^{(Windows Update Troubleshooter)}并运行它。现在为了修复 Windows^{(Fix Windows)}无法完成请求的更改错误，您需要成功运行Windows 更新^{(Windows Update)}，因为它对于更新.NET框架的版本至关重要。

方法 9：运行 Microsoft .NET Framework 修复工具^{(Method 9: Run Microsoft .NET Framework Repair Tool)}

如果您在使用Microsoft .NET Framework时遇到任何问题，那么此工具^{(this tool)}将尝试修复和修复您遇到的任何问题。只需^(Just)下载并运行该工具即可修复 .NET Framework。

方法 10：使用 .NET Framework 清理工具^{(Method 10: Use .NET Framework Cleanup Tool)}

这个工具必须作为最后的手段使用，如果没有任何效果，最后，你可以尝试使用 .NET Frame Cleanup Tool。这将删除系统上选定的.NET Framework版本。如果您遇到.NET Framework安装、卸载、修复或修补错误，此工具会有所帮助。有关详细信息，请参阅此官方 NET Framework Cleanup Tool User's Guide。运行.NET Framework 清理工具^{(.NET Framework Cleanup Tool)}，卸载.NET Framework后再次安装指定版本。各种.NET Framework的链接位于上述URL的底部。

为你推荐：^{(Recommended for you:)}

• 修复键盘键入数字而不是字母^{(Fix Keyboard Typing Numbers Instead of Letters)}
• 修复无法访问 Windows Installer 服务^{(Fix The Windows Installer service could not be accessed)}
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• 修复请将磁盘插入可移动磁盘 USB 错误^{(Fix Please Insert a Disk into Removable Disk USB Error)}

就是这样，您已成功修复 Windows 无法完成请求的更改错误^{(Fix Windows couldn’t complete the requested changes error)}，但如果您对本指南仍有任何疑问，请随时在评论部分提出。

Fix Windows couldn't complete the requested changes

Fix Windows couldn’t complete the requested changes: If you are trying to install .NET Framework on your system then chances are you may face the error “Windows couldn’t complete the requested changes” with error code – 0x80004005, 0x800f0906, 0x800f081f, 0x80070422, 0x800F081F, 0x800736B3, 0x800f0805,0x800f0922, etc. In most of the cases, users are faced with this error message when they try to run a particular program or application which requires .NET Framework 3.5 and when you click Yes to install .NET Framework, after a couple of minutes it will display the message that .NET Framework (including 2.0 and 3.0) successfully installed. But only after you run the program again it again displays the error same error message and asks you to install the .NET Framework.

Now if you even try to disable or uninstall .NET Framework 3.5 (including 2.0 and 3.0) you will get an error message saying ” Windows couldn’ t complete the requested changes: Unspecified error, error code 0x800#####. The same error message will be displayed if you try to enable .NET Framework, in case it’s already disabled. So without wasting any time let’s see how to actually Fix Windows couldn’t complete the requested changes with the help of below-listed troubleshooting guide.

Fix Windows couldn’t complete the requested changes

Make sure to create a restore point just in case something goes wrong.

Method 1: Run DISM Tool

1.Press Windows Key + X then select Command Prompt (Admin).

2.Type the following command into cmd and hit Enter:

Dism /online /enable-feature /featurename:NetFx3 /All /Source:[drive_letter]:\sources\sxs /LimitAccess

Note: Don’t forget to replace [drive_letter] with your system drive or installation media drive.

3.Reboot your PC to save changes and again try to install .NET Framework.

Method 2: Perform a Clean Boot

Sometimes 3rd party software can conflict with .NET Framework installation and can cause the issue. In order to Fix Windows couldn’t complete the requested changes error, you need to perform a clean on your PC and then try to install .NET Framework.

Method 3: Make sure Windows is up to date

1.Press Windows Key + I then select Update & Security.

2.Next, again click Check for updates and make sure to install any pending updates.

3.After the updates are installed reboot your PC and see if you’re able to Fix Windows couldn’t complete the requested changes error.

Method 4: Enable .NET Framework 3.5

1.Press Windows Key + R then type appwiz.cpl and hit Enter.

2.Now from the left-hand menu click on “Turn Windows features on or off”

3.From Windows Features window make sure to check mark “.NET Framework 3.5 (includes .NET 2.0 and 3.0)”.

4.Click OK and follow-on screen instruction to complete the installation and restart your PC to save changes.

Method 5: Registry Fix

1.Press Windows Key + R then type regedit and hit Enter to open Registry Editor.

2.Navigate to the following registry key:

Computer\HKEY_LOCAL_MACHINE\SOFTWARE\Policies\Microsoft\Windows\WindowsUpdate\AU

3.Make sure to select AU than in the right window pane double click on UseWUServer DWORD.

Note: If you can’t find the above DWORD then you need to create it manually. Right-click on AU then select New > DWORD (32-bit) value. Name this key as UseWUServer and hit Enter.

4.Now in the Value data field enter 0 and click on OK.

5.Reboot your PC to save changes and then again try to run Windows Update.

Method 6: Install .NET Framework using Windows 10 Installation media

1.Create a temporary folder called Temp under C: directory. The complete address of the directory would be C:\Temp.

2.Mount Windows 10 Installation Media using DAEMON Tools or Virtual CloneDrive.

3.If you have a Bootable USB then simply plug it and browse to the drive letter.

4.Open Sources folder then copy the SxS folder inside it.

5.Copy the sxs folder to C:\Temp directory.

6.Type powershell in Windows Search and right-click on PowerShell then select Run as administrator.

7.Next, type the following command into powershell window:

dism.exe /online /enable-feature /featurename:NetFX3 /All /Source:c:\temp\sxs /LimitAccess

8.After few minutes you will get “The operation completed successfully” message which means that the installation of .NET Framework was successful.

9.Reboot your PC and see if you’re able to Fix Windows couldn’t complete the requested changes error.

Method 7: Enable Specify settings for optional component installation and component repair setting

1.Press Windows Key + R then type gpedit.msc and hit Enter to open Group Policy Editor.

2.Navigate to the following path:

Computer Configuration > Administrative Templates > System

3.Make sure you have selected System folder then in the right window find “Specify settings for optional component installation and component repair”.

4.Double-click on it and check mark Enabled.

5.Click Apply followed by OK.

6.Now again try to install .Net Framework 3.5 on your system and this time it would work.

Method 8: Run Windows Update Troubleshooter

From Microsoft Website download the Windows Update Troubleshooter and run it. Now in order to Fix Windows couldn’t complete the requested changes error, you need to run Windows Update successfully as it is crucial in updating the version of .NET framework.

Method 9: Run Microsoft .NET Framework Repair Tool

If you’re facing any issues with Microsoft .NET Framework then this tool will try to repair and fix any issues you are facing. Just download and run the tool in order to repair .NET Framework.

Method 10: Use .NET Framework Cleanup Tool

This tool must be used as a last resort, if nothing works then, at last, you could try using .NET Frame Cleanup Tool. This will remove the selected version of .NET Framework on your system. This tool helps in case you are encountering .NET Framework installation, uninstallation, repair or patching errors. For more information go to this official NET Framework Cleanup Tool User’s Guide. Run the .NET Framework Cleanup Tool and once it uninstalls the .NET Framework then again install the specified version. Links to various .NET Framework are in the bottom of the above URL.

Recommended for you:

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That’s it you have successfully Fix Windows couldn’t complete the requested changes error but if you still have any questions regarding this guide then feel free to ask them in the comment’s section.

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