How to fix Windows Update error 0x80070424?

Windows Update Error 0x80070424 is a Windows Update related error that occurs when the Windows Update component is either corrupted or damaged. This error can also occur if the Windows Update component is not properly configured. Additionally, this error can occur if the Windows Firewall is not allowing Windows Update to communicate with the Microsoft Update servers.

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• Run the Windows Update Troubleshooter
• Restart the Windows Update Service
• Reset the Catroot2 folder
• Disable your antivirus software
• Run the System File Checker

1. Run the Windows Update Troubleshooter

1. Open the Start Menu or the Screen Saver and type "wusa".
2. Click on the "Windows Update" entry.
3. Click on the "Troubleshoot" button.
4. Click on the "Windows Update Troubleshooter" link.
5. Click on the "Startup Repair" button.
6. Follow the on-screen instructions.

2. Restart the Windows Update Service

1. On the Start menu, click Settings.
2. Under "Update and security," click Windows Update.
3. On the Windows Update screen, click Check for updates.
4. If an update is available, click Install.
5. Click OK to finish the installation.
6. After the update is installed, click Restart now to restart the Windows Update service.

3. Reset the Catroot2 folder

First, start by opening the command prompt. Next, type "cd" and press Enter. This will take you to the Catroot2 folder. Next, type "reset" and press Enter. This will reset the Catroot2 folder.

4. Disable your antivirus software

1. On your computer, open the Start menu and click Settings.
2. On the Settings menu, click Update and security.
3. On the Update and security menu, under Windows Update, click Change settings.
4. In the Windows Update settings window, under Available updates, click View all updates.
5. Under Installed updates, click on the update that you want to disable.
6. In the details of the update, click on the Turn off this update button.
7. Click OK.
8. Restart your computer.
9. When your computer restarts, Windows will try to install the update that you disabled. If it fails, Windows will try to install the update again.
10. If the update still fails, you can try to install the update again, this time by clicking the Update now button.

5. Run the System File Checker

1. From the start menu, type "cmd" and press enter.
2. Type "systeminfo" and press enter.
3. Look for the line that says "Windows Update Services" and make a note of the "Service Status" value.
4. Type "cmd" and press enter.
5. Type "sc config windowsupdate servicename start= auto" and press enter.
6. Type "cmd" and press enter.
7. Type "net stop windowsupdate" and press enter.
8. Type "net start windowsupdate" and press enter.
9. Type "cmd" and press enter.
10. Type "sc config windowsupdate servicename set status= disabled" and press enter.

If you didn't find success with an option above, then try:

1. Install the latest updates from Microsoft.
2. Perform a clean boot.
3. Restore your PC to an earlier point.