The Windows 0xc80003f3 bug has been resolved

  • Error code 0xc80003f3 can be caused by a Windows Update error.
  • Several different scenarios are known to initiate this error.
  • An incomplete update or a file loaded only partially can corrupt an update in such a way that it triggers that particular error code.
  • A faulty WU component can also be the cause of the error.
  • If you are having trouble fixing the same error message, this article will give you some guidelines on how to fix it.


Windows Update is an essential feature that keeps our computers running smoothly by providing necessary patches and upgrades. However, encountering errors like 0xc80003f3 can be frustrating as it disrupts this seamless process. In this article, we will delve into the causes of this error and explore effective solutions to fix it, ensuring a hassle-free Windows Update experience.

Troubleshooting the 0xc80003f3 error

To troubleshoot the 0xc80003f3 error, try the following steps:

1. Clear the Windows Update cache. Open the Command Prompt as an administrator and enter the following commands, pressing Enter after each one:
net stop wuauserv
net stop cryptSvc
net stop bits
net stop msiserver
ren C:\Windows\SoftwareDistribution SoftwareDistribution.old
ren C:\Windows\System32\catroot2 catroot2.old
net start wuauserv
net start cryptSvc
net start bits
net start msiserver

2. Run the Windows Update troubleshooter. Type “troubleshoot” in the Windows search bar, select “Troubleshoot settings,” and click on “Windows Update” under the “Get up and running” section.

3. Check for any conflicting software. Temporarily disable any antivirus or firewall programs, as they may interfere with the update process.

4. Ensure there is enough available memory. Close any unnecessary programs and consider upgrading your RAM if needed.

5. Restart your computer and try updating again.

If the error persists, consider seeking further assistance from Microsoft support or a professional technician.

Deleting files in the SoftwareDistribution folder

To fix Windows Update Error 0xc80003f3, you may need to delete files in the SoftwareDistribution folder. Here are the steps to do it:

1. Open Command Prompt with administrative privileges.

2. Type “net stop wuauserv” and press Enter to stop the Windows Update service.

3. Navigate to the SoftwareDistribution folder. You can do this by typing “cd %windir%\SoftwareDistribution” and pressing Enter.

4. Type “rd /s /q DataStore” and press Enter to delete the DataStore folder.

5. Type “rd /s /q Download” and press Enter to delete the Download folder.

6. Start the Windows Update service again by typing “net start wuauserv” and pressing Enter.

By deleting the files in the SoftwareDistribution folder, you can resolve issues related to Windows Update. This method can help if you encounter error code 0xc80003f3 or other related error codes like 0x8007000e or 0x8000ffff. Remember to run Windows Update again to check for updates after deleting the files.

Enabling necessary Windows Update services

To fix Windows Update Error 0xc80003f3, you need to enable necessary Windows Update services. Follow these steps:

1. Press the Windows key + R to open the Run dialog box.
2. Type “services.msc” and press Enter to open the Services window.
3. Scroll down and find the following services:
– Windows Update
– Background Intelligent Transfer Service (BITS)
– Cryptographic Services
4. Double-click each service to open its properties.
5. In the General tab, set the Startup type to “Automatic”.
6. If the service is not running, click the Start button to start it.
7. Click Apply and then OK.
8. Restart your computer.

Enabling these services ensures that the necessary components for Windows Update are functioning properly. After restarting your computer, try running Windows Update again to see if the error is resolved.

Manual installation of updates

If you are experiencing the 0xc80003f3 error code while trying to install updates on your Windows 8.1 PC, manual installation might be the solution. Here’s how:

1. Check your RAM: Insufficient Random Access Memory (RAM) can cause this issue. Make sure your PC meets the memory requirements for the updates.

2. Disable sleep mode: Sometimes, the update installation process gets interrupted when the PC goes into sleep mode. Disable sleep mode before attempting the update installation.

3. Run the Windows Update troubleshooter: Use the built-in Windows Update troubleshooter to automatically detect and resolve any issues with the update installation process.

4. Scan for malware: Antivirus software or malware can interfere with the update installation. Run a scan on your PC and remove any detected threats.

5. Reset Windows Update components: If the issue persists, resetting the Windows Update components might help. Follow the instructions provided by Microsoft to do this.

By manually installing updates and following these steps, you can resolve the 0xc80003f3 error code and ensure a successful update installation.

Performing a repair install to fix errors

To fix Windows Update Error 0xc80003f3, performing a repair install can be an effective solution. This method helps to resolve errors and issues that may be affecting the update process.

First, you’ll need to boot your computer from the Windows installation media. Once you’re in the setup environment, follow these steps:

1. Select your language preferences and click “Next.”
2. Click on “Repair your computer” at the bottom left corner.
3. Choose “Troubleshoot” and then “Advanced options.”
4. Select “Startup Repair” and let the system scan and repair any issues.
5. Restart your computer and try updating Windows again.

Performing a repair install can fix corruption or system file errors that may be causing the update error. If you continue to encounter the error, it’s recommended to seek further assistance from Microsoft support or consult relevant forums for additional troubleshooting steps. Remember to backup your data before attempting any repair strategies.

Website | + posts

Mark Ginter is a tech blogger with a passion for all things gadgets and gizmos. A self-proclaimed "geek", Mark has been blogging about technology for over 15 years. His blog,, covers a wide range of topics including new product releases, industry news, and tips and tricks for getting the most out of your devices. If you're looking for someone who can keep you up-to-date with all the latest tech news and developments, then be sure to follow him over at Microsoft.