Windows Update 卡在下载更新的疑难解答： ^{(Troubleshoot Windows Update stuck downloading updates: )}您的 PC 上可能有可用的更新，一旦您start downloading the updates they are stuck at 0%, 20% or 99% etc.每次尝试下载更新时，您都会卡在与前一个不同的数字上，即使您将其放置 4-5 小时，它们也会以相同的特定百分比保持卡住或冻结。

Windows更新对于保护您的 PC 免受最近的^(Windows)WannaCrypt、勒索软件^(Ransomware)等安全漏洞非常重要。如果您不让您的 PC 保持最新状态，那么您可能会受到此类攻击。因此^(Hence)，修复Windows 更新^{(Windows Update)}等待安装问题非常重要，所以不要浪费任何时间，让我们看看如何做到这一点。

Windows更新^(Update)卡在下载更新 [已解决^(SOLVED)]

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

方法 1：运行 Windows 更新疑难解答^{(Method 1: Run the Windows Update Troubleshooter)}

1.在Windows 搜索^{(Windows Search)}栏中键入“疑难解答”，然后单击疑难解答。^{(Troubleshooting.)}

2.接下来，从左侧窗格中选择查看全部。^{(View all.)}

3.然后从解决^{(Troubleshoot)}计算机问题列表中选择Windows 更新。^{(Windows Update.)}

4.按照屏幕上的说明运行Windows 更新疑难解答^{(Windows Update Troubleshoot)}。

5.重新启动您的 PC 并再次尝试安装卡住的更新。

方法二：确保所有与 Windows Update 相关的服务都在运行^{(Method 2: Ensure that all services related to Windows Update are running)}

1.按 Windows 键 + R 然后键入“ services.msc ”（不带引号）并按 Enter。

2.找到以下服务：

后台智能传输服务 (BITS)^{( Background Intelligent Transfer Service (BITS))}
加密服务^{(Cryptographic Service)}
Windows Update
MSI 安装程序^{(MSI Installer)}

3.右键单击它们并确保它们的 启动^(A)类型^{(Startup type)}设置为自动。^(utomatic.)

4.现在，如果上述任何服务停止，请务必单击“服务状态”下的“开始”。^{(Start under Service Status.)}

6.单击应用^(Apply)，然后单击确定，然后重新启动 PC 以保存更改。

此步骤至关重要，因为它有助于解决 Windows 更新卡住下载更新^{( Troubleshoot Windows Update stuck downloading updates)} 问题，但如果您仍然无法下载更新，请继续下一个方法。

方法 3：重命名 SoftwareDistribution 文件夹^{(Method 3: Rename SoftwareDistribution Folder)}

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

2.现在键入以下命令以停止Windows 更新^{(Windows Update)} 服务^(Services)，然后在每个命令后按 Enter ：^(Enter)

网络停止 wuauserv^{(net stop wuauserv)}
网络停止 cryptSvc^{(net stop cryptSvc)}
网络停止位^{(net stop bits)}
网络停止 msiserver^{(net stop msiserver)}

3.接下来，键入以下命令以重命名SoftwareDistribution 文件夹^{(SoftwareDistribution Folder)}，然后按 Enter^(Enter)：

ren C:\Windows\SoftwareDistribution SoftwareDistribution.old
ren C:\Windows\System32\catroot2 catroot2.old

4.最后，键入以下命令以启动Windows 更新^{(Windows Update)} 服务^(Services)并在每个命令后按 Enter ：^(Enter)

网络启动 wuauserv^{(net start wuauserv)}
网络启动 cryptSvc^{(net start cryptSvc)}
网络启动位^{(net start bits)}
网络启动 msiserver^{(net start msiserver)}

5.重新启动您的 PC 以保存更改。

方法 4：禁用所有非 Microsoft 服务（干净启动）^{(Method 4: Disable all Non-Microsoft services (Clean boot))}

1.按Windows Key + R按钮，然后键入“msconfig”并单击“确定”。

2.在常规选项卡下，确保选中“选择性启动” 。^{( ‘Selective startup’)}

3.取消选中选择性启动下的“加载启动项”。^{(‘Load startup items)}

4.选择服务^(Service)选项卡并选中“隐藏所有 Microsoft 服务”框。^{( ‘Hide all Microsoft services.’)}

5.现在单击“全部禁用”^{( ‘Disable all’)}以禁用所有可能导致冲突的不必要服务。

6.在启动选项卡上，单击“打开任务管理器”。^{(‘Open Task Manager.’)}

7.现在在启动选项卡^{( Startup tab)}（在任务管理器内）禁用所有^{( disable all )}启用的启动项。

8.单击确定，然后重新启动。^{(Restart. )}现在再次尝试更新Windows，这一次您将能够成功更新您的Windows。

9.再次按下Windows key + R按钮并输入“msconfig”并单击“确定”。

10.在常规选项卡上，选择正常启动选项^{( Normal Startup option)}，然后单击确定。

11.当提示您重新启动计算机时，单击重新启动。^{( click Restart. )}这肯定会帮助您 修复 Windows 更新卡住下载更新问题。^{(Fix Windows Update stuck downloading updates problem.)}

方法 5：运行系统文件检查器 (SFC) 和检查磁盘 (CHKDSK)^{(Method 5: Run System File Checker (SFC) and Check Disk (CHKDSK))}

1.按Windows Key + X然后单击命令提示符^{(Command Prompt)}（管理员^(Admin)）。

2.现在在cmd中输入以下内容并回车：

Sfc /scannow
sfc /scannow /offbootdir=c:\ /offwindir=c:\windows

3.等待上述过程完成，完成后重新启动您的电脑。

4.接下来，从这里运行 CHKDSK  Fix File System Errors with Check Disk Utility(CHKDSK)。

5.让上述过程完成并再次重新启动您的 PC 以保存更改。

方法 6：运行 Microsoft Fixit^{(Method 6: Run Microsoft Fixit)}

如果上述步骤都不能帮助解决Windows Update卡住下载更新问题，那么作为最后的手段，您可以尝试运行Microsoft Fixit，这似乎有助于解决问题。

1.转到此处^(here)然后向下滚动直到找到“修复 Windows 更新错误^{(Fix Windows Update errors)}”

2.点击它下载Microsoft Fixit，否则您可以直接从这里下载。^(here.)

3.下载后，双击文件运行疑难解答^{(Troubleshooter)}。

4.确保单击高级^(Advanced)，然后单击“以管理员身份运行”选项。

5.一旦疑难解答^{(Troubleshooter)}程序将具有管理员权限，它将再次打开，然后单击高级并选择“自动应用修复。^{(Apply repairs automatically.)}“

6.按照屏幕上的说明完成该过程，它将自动解决Windows 更新^{(Windows Updates)}的所有问题并修复它们。

为你推荐：^{(Recommended for you:)}

• 修复 Microsoft Edge 无法使用内置管理员帐户打开^{(Fix Microsoft Edge Can’t be opened using the built-in Administrator Account)}
• 如何修复应用程序无法使用内置管理员帐户打开^{(How to Fix App can’t open using Built-in Administrator Account)}
• 修复 Windows 10 开始菜单的问题^{(Fix problems with Windows 10 Start Menu)}
• 修复 Windows 10 中的意外商店异常 BSOD^{(Fix Unexpected Store Exception BSOD in Windows 10)}

就是这样，您已成功修复 Windows 更新卡住下载更新^{(Fix Windows Update stuck downloading updates)}，但如果您对这篇文章仍有任何疑问，请随时在评论部分询问他们。

Windows Update stuck downloading updates [SOLVED]

Troubleshoot Windows Update stuck downloading updates: It’s possible that there are available updates on your PC and as soon as you start downloading the updates they are stuck at 0%, 20% or 99% etc. Every time you try to download the updates you will stuck at different figure than the previous one and even if you leave it for 4-5 hours they will remain stuck or frozen on the same particular percentage.

Windows update is very important in order to protect your PC from security breach such as recent WannaCrypt, Ransomware etc. And if you don’t keep your PC up to date then you risk being vulnerable to such attacks. Hence, it very important to fix Windows Update is waiting for install problem, so without wasting any time let’s see how to do that.

Windows Update stuck downloading updates [SOLVED]

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

Method 1: Run the Windows Update Troubleshooter

1.Type “troubleshooting” in Windows Search bar and click on Troubleshooting.

2.Next, from the left window pane select View all.

3.Then from the Troubleshoot computer problems list select Windows Update.

4.Follow on-screen instruction and let the Windows Update Troubleshoot run.

5.Restart your PC and again try to install Updates which were stuck.

Method 2: Ensure that all services related to Windows Update are running

1.Press Windows Key + R then type “services.msc” (without quotes) and hit Enter.

2.Locate the following services:

Background Intelligent Transfer Service (BITS)
Cryptographic Service
Windows Update
MSI Installer

3.Right-click on each of them and make sure their Startup type is set to Automatic.

4.Now if any of the above services are stopped, make sure to click on Start under Service Status.

6.Click Apply followed by OK and then reboot your PC to save changes.

This step is essential as it helps to Troubleshoot Windows Update stuck downloading updates issue but if you still unable to download updates then continue to the next method.

Method 3: Rename SoftwareDistribution Folder

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

2.Now type the following commands to stop Windows Update Services and then hit Enter after each one:

net stop wuauserv
net stop cryptSvc
net stop bits
net stop msiserver

3.Next, type the following command to rename SoftwareDistribution Folder and then hit Enter:

ren C:\Windows\SoftwareDistribution SoftwareDistribution.old
ren C:\Windows\System32\catroot2 catroot2.old

4.Finally, type the folowing command to start Windows Update Services and hit Enter after each one:

net start wuauserv
net start cryptSvc
net start bits
net start msiserver

5.Reboot your PC to save changes.

Method 4: Disable all Non-Microsoft services (Clean boot)

1.Press the Windows Key + R button, then type ‘msconfig’ and click OK.

2.Under General tab under, make sure ‘Selective startup’ is checked.

3.Uncheck ‘Load startup items‘ under selective startup.

4.Select Service tab and check the box ‘Hide all Microsoft services.’

5.Now click ‘Disable all’to disable all the unnecessary services which might cause conflict.

6.On Startup tab, click ‘Open Task Manager.’

7.Now in Startup tab (Inside Task Manager) disable all the startup items which are enabled.

8.Click OK and then Restart. Now again try to Update Windows and this time you will be able to successfully update your Windows.

9.Again press the Windows key + R button and type ‘msconfig’ and click OK.

10.On the General tab, select the Normal Startup option, and then click OK.

11.When you are prompted to restart the computer, click Restart. This would definitely help you Fix Windows Update stuck downloading updates problem.

Method 5: Run System File Checker (SFC) and Check Disk (CHKDSK)

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

2.Now type the following in the cmd and hit enter:

Sfc /scannow
sfc /scannow /offbootdir=c:\ /offwindir=c:\windows

3.Wait for the above process to finish and once done restart your PC.

4.Next, run CHKDSK from here Fix File System Errors with Check Disk Utility(CHKDSK).

5.Let the above process complete and again reboot your PC to save changes.

Method 6: Run Microsoft Fixit

If none of the above steps were helpful in troubleshooting Windows Update stuck download updates problem then as a last resort you can try to run Microsoft Fixit which seems to helpful in fixing the issue.

1.Go here and then scroll down till you find “Fix Windows Update errors“

2.Click on it to download the Microsoft Fixit or else you can directly download from here.

3.Once download, double-click the file to run the Troubleshooter.

4.Make sure to click Advanced and then click “Run as administrator” option.

5.Once the Troubleshooter will have administrator privileges it will again open, then click on advanced and select “Apply repairs automatically.“

6.Follow the on-screen instruction to complete the process and it will automatically troubleshoot all the issues with Windows Updates & will fix them.

Recommended for you:

• Fix Microsoft Edge Can’t be opened using the built-in Administrator Account
• How to Fix App can’t open using Built-in Administrator Account
• Fix problems with Windows 10 Start Menu
• Fix Unexpected Store Exception BSOD in Windows 10

That’s it you have successfully Fix Windows Update stuck downloading updates but if you still have any queries regarding this post feel free to ask them in the comment’s section.

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