Windows 10 version 21h2 failed to install? apply these quick solutions

How lớn Fix Windows Update Error 0x800704c7 on Windows 10

If you get error 0x800704c7 when trying lớn install a feature update on Windows 10, then you have come to lớn the right place. We will show you how to lớn fix this error.

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The error occurs while Windows is busy installing updates but can also occur under different circumstances. We"ve found that Error 0x800704c7 may occur when attempting khổng lồ access Microsoft OneDrive or create a Windows tệp tin backup.

What Causes Error 0x800704c7

Our research has shown two primary causes: missing or corrupted system files and third-party software interference.

Some users started getting Error 0x800704c7 when updating Windows 10 version 1607 lớn version 1709. As mentioned earlier, this may be due lớn corrupt or missing files within Windows 10.

The second reason you got this error might be third-party applications, particularly antivirus programs that often block programs they deem as threats from connecting to the Internet.

How lớn Fix This Error

Before trying any of our fixes, check whether your antivirus application has false positives, i.e., detects clean files as malicious & blocks them from working và accessing the Internet. If that"s the case, temporarily disable your antivirus program.

One of the things you can vị to resolve Windows Update Error 0x800704c7 is khổng lồ wait it out. If the Windows Update process becomes stuck, you might want lớn wait for the issue khổng lồ sort itself out as there might be a delay from the server-side. If the update process didn"t budge, feel không tính phí to use one of the methods provided below to lớn fix this error.

Video Guide on How to lớn Fix Windows Update Error 0x800704c7 on Windows 10

Table of Contents:

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Method 1. Run the Windows Update Troubleshooter

If your PC is running Windows 10, you can run its built-in Windows Update troubleshooter. The troubleshooter is dedicated khổng lồ resolving various problems, including Windows Update-related issues.

1. Right-click the Start menu và click Settings.

2. Select Update & Security.


3. Click Troubleshoot.


4. Click Additional troubleshooters.


5. Select Windows Update và click Run the troubleshooter.

6. If the troubleshooter detects an issue, it will select & apply a fix automatically.

Method 2. Use the System tệp tin Checker (SFC) Tool

The SFC tool has been specifically designed for situations like this. It has been purpose-built to lớn fix corrupted or missing system files with which you might be dealing in this particular case. You can perform the scan by opening the Command prompt with administrative privileges and executing the "sfc /scannow" command.

Don"t be intimidated by the process, as SFC cannot damage your computer. Follow the steps below lớn fix Windows Update Error 0x800704c7.

1. Simultaneously hold down Windows+R keys to xuất hiện the Run dialog box.

2. Type in CMD in the dialog box & then simultaneously hold down Shift+Ctrl+Enter keys khổng lồ open Command Prompt with administrative privileges.


3. Type in the sfc /scannow command in the Command prompt and hit the Enter key to start the scan.

4. Once the scan has been completed, restart your PC.

Method 3. Run Deployment Image & Servicing Management (DISM)

Run Deployment Image và Servicing Management (DISM) is another of Microsoft"s tools that have been baked into Windows 10. It"s a versatile tool that can prepare, modify, and repair system images, but it"s also good at fixing common problems with your computer"s hidden recovery image.

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1. Simultaneously hold down Windows+R keys to mở cửa the Run dialog box.

2. Type in CMD in the dialog box and simultaneously hold down Shift+Ctrl+Enter keys to mở cửa Command Prompt with administrative privileges.


3. Type in DISM /Online /Cleanup-Image /ScanHealth và hit Enter. This parameter will scan the component store for corruption.

4. Type in the DISM /Online /Cleanup-Image /RestoreHealth command and hit Enter.

5. Once the process has been completed, try updating Windows 10.

Method 4. Reset Windows 10 Using the Recovery Tool

Try reinstalling Windows 10 using Windows Recovery. Note that while you can choose khổng lồ keep your personal files, the reinstallation process will remove all of your installed applications.

1. Right-click the Start Menu and click Settings.

2. Click Update và Security.


3. Click Recovery located on the left side of the window.


4. Click Get Started.


5. Select Keep My Files.


6. Select Local reinstall.


7. Click Next.


8. Click Reset.

9. Wait for the resetting process to complete.

10. Once the reset process is complete, you might have khổng lồ set the display resolution manually.


11. To bởi vì that, right-click anywhere on the desktop & click Display Settings.


12. Go khổng lồ the Display Resolution dropdown menu and select your preferred resolution.


13. The resolution will be changed. Click Keep changes.


Rimvydas is a researcher with over four years of experience in the cybersecurity industry. He attended Kaunas University of Technology và graduated with a Master"s degree in Translation và Localization of Technical texts in 2017. His interests in computers và technology led him to lớn become a versatile author in the IT industry. At, he"s responsible for writing in-depth how-to articles for Microsoft Windows. Contact Rimvydas Iliavicius.

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