Table of Contents
What causes Windows update error 0x800700c1?
How to fix Windows Update error code 0x800700c1?
1. Run the Windows Update Troubleshooter
3. Disable Windows Firewall
4. Perform an SFC scan
Home Common Problem 0x800700c1: How to fix this Windows Update error code

0x800700c1: How to fix this Windows Update error code

May 14, 2023 pm 05:31 PM
windows error code Update error code

Microsoft releases new Windows updates and patches to help fix bugs and improve performance. However, our readers reported error 0x800700c1 during update installation. Therefore, this article will discuss how to fix the error on Windows 11.

Also, you might be interested in our guide on Windows Update error 0x8007045b and some of its fixes.

What causes Windows update error 0x800700c1?

Some noteworthy factors that may cause window update error 0x800700c1 on your PC are:

  • Faulty Windows Update Component – The installation process requires certain service to run on your PC. If these services are not running properly, it may cause problems with the installation process.
  • Windows UpdateTemporary Cache Folder – Old updates and patches installed on your computer are stored in Windows Update Setup patch files and saved as cache files in the folder. They can become corrupted over time and therefore may cause interference with the Windows Update service.
  • Corrupted System Files – When your system files are corrupted, they prevent the Windows Update installation process from using them when needed and lead to Windows Update error 0x800700c1.

Regardless of the cause, you can follow the steps below to resolve the error.

How to fix Windows Update error code 0x800700c1?

Before attempting any advanced troubleshooting steps, please perform the following preliminary checks:

  • Close background applications running on your computer.
  • Temporarily disable anti-virus software.
  • Restart Windows in safe mode and check if error 0x800700c1 still exists.

If the error cannot be resolved, proceed with the following solutions:

1. Run the Windows Update Troubleshooter

  1. Press the key to open "Settings "application. WindowsI
  2. Select System, TroubleshootingTroubleshooting, and click Other Troubleshooters. 0x800700c1: How to fix this Windows Update error code
  3. Go to "
  4. Most Frequent", select "Windows Update" and click the "Run" button. 0x800700c1: How to fix this Windows Update error code
  5. Follow the on-screen instructions to complete and then restart your computer.
The Windows Update Troubleshooter will resolve issues that affect Windows Update installation. You can check out how to run the Windows Update troubleshooter on Windows 11.

2. Reset Windows Update Components

    Left-click the "
  1. Start" button, type "Command Prompt", and then select " Run as administrator" option.
  2. Click "Yes" on the "
  3. User Account Control" prompt.
  4. Copy and paste the following commands and press after each command:
  5. Enternet stop wuauserv<strong></strong> net stop cryptSvc<strong></strong> net stop bits<strong></strong> net stop msiserver<strong></strong>0x800700c1: How to fix this Windows Update error code
  6. Copy and paste in sequence The following command:
  7. ren C:\Windows\SoftwareDistribution SoftwareDistribution.old<strong></strong> ren C:\Windows\System32\catroot2 Catroot2.old<strong></strong>
  8. Type the following commands and press Enter after each command:
  9. net start wuauserv<strong></strong> net start cryptSvc<strong></strong> net start bits<strong></strong> net start msiserver<strong></strong>0x800700c1: How to fix this Windows Update error code
  10. Close the command prompt and restart the PC.
Resetting Windows Update components will fix the issue causing the 0x800700c1 update error. If you're having trouble running Command Prompt as administrator on Windows 11, read our article.

3. Disable Windows Firewall

  1. Left-click the "Start" button, type "Control Panel", and then press . Enter
  2. Select the Windows Defender Firewall option.
  3. Click the "Turn Windows Defender Firewall on or off" option in the left pane. 0x800700c1: How to fix this Windows Update error code
  4. Navigate to Private Network Settings and Public Network Settings, and click the radio button for the Turn off Windows Defender Firewall (not recommended) option. 0x800700c1: How to fix this Windows Update error code
  5. Restart your computer to see if Windows updates can be installed.

Expert Tip:

Certain PC problems are difficult to solve, especially when Windows’ system files and repositories are missing or corrupted.
Be sure to use a specialized tool, such as Fortect, which will scan for corrupted files and replace them with new versions from their repository.

Disabling Windows Defender Firewall will resolve any interference it causes during Windows installation. Read our article on how to disable Windows Defender Firewall on Windows 11.

4. Perform an SFC scan

  1. Left-click the "Start" button, type "Command Prompt", and then click " to Run as administrator".
  2. Click "Yes" on the "User Account Control" prompt.
  3. Type the following and press: Enter<strong>sfc /scannow</strong>0x800700c1: How to fix this Windows Update error code
  4. ## Restart your PC and check for errors still exists.
SFC scan will find and repair damaged or missing system files on your PC that can cause update errors. You can read about how to fix SFC scan not working on Windows devices.

There is also an effective solution that can help you fix PC errors and resolve Windows update issues automatically.

Fortect is a system repair tool that troubleshoots Windows devices and fixes registry or file errors in just one click.

5. Clear Windows update cache

    Press to open
  1. File Explorer. WindowsI
  2. Go to Local Disk (C) and right-click, then click Properties from the
  3. drop-down list. 0x800700c1: How to fix this Windows Update error code
  4. Select "Disk Cleanup" and click the "
  5. Clean System Files" button. 0x800700c1: How to fix this Windows Update error code
  6. Check the
  7. boxes for Windows Upgrade Log Files and Temporary Windows Installation Files, and click OK.
  8. Exit File Explorer and restart your PC to check if the error persists.
Deleting Windows Update cache files will clear corrupt update files that are affecting the update process and allow the system to write new files.

Read our article to learn what to do if File Explorer keeps crashing your PC.

The above is the detailed content of 0x800700c1: How to fix this Windows Update error code. For more information, please follow other related articles on the PHP Chinese website!

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