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How to fix Windows Update error code 800f020b?

Alton Alexander
By Alton AlexanderUpdated on June 4th, 2022

Windows update error code 800f020b is a common error that can occur when trying to update Windows. There are a few reasons why this error might occur, including:

-The Windows Update service is not running.

-The Windows Update files are corrupt.

-There is a problem with the Windows Update server.

-Your computer is not connected to the Internet.

-Your firewall is blocking Windows Update.

-You have a virus or malware infection.

If you are seeing this error, it is recommended that you try some of the basic troubleshooting steps first, such as making sure the Windows Update service is running and checking your Internet connection. If those steps don't work, you can try some more advanced methods, such as using the System File Checker tool or resetting the Windows Update components.

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1. Try running the Windows Update Troubleshooter

  1. Open the Windows Update Troubleshooter.
  2. Click the "Next" button.
  3. Click the "Advanced" button.
  4. In the "Debugging Options" section, select the "Enable full debugging" check box.
  5. Click the "Next" button.
  6. In the "Update Services" section, select the "Windows Update" service.
  7. In the "Problem Details" section, under the "Update Services" heading, click the "Next" button.
  8. In the "Update Services" section, under the "Windows Update" heading, click the "Next" button.
  9. In the "Complications" section, under the "Windows Update" heading, click the "Next" button.
  10. In the "Resolution Options" section, select the "Fix problem automatically" check box.
  11. Click the "Next" button.
  12. In the "Confirmation" section, click the "Yes" button.
  13. Click the "Close" button.

2. Check for updates again

  1. In the Start menu, type "Windows Update" and press Enter.
  2. In the Windows Update window, click Check for updates.
  3. If there are new updates available, the Updates Available tab will display a list of updates.
  4. If an update is available, the Updates Available tab will display a message indicating that the update is ready to be installed.
  5. Click Install to install the update.
  6. If the update fails to install, the Update Failed tab will display a message indicating the reason for the failure.
  7. Click OK to close the Windows Update window.

3. Restart your computer and check for updates again

  1. Restart your computer.
  2. Click the “Start” button and type “cmd” into the search box.
  3. Right-click on the “cmd” command and select “Run as administrator.”
  4. Type “net stop wuauserv” and press enter.
  5. Type “net start wuauserv” and press enter.
  6. Type “cmd” and press enter.
  7. Type “update-windowsupdate” and press enter.
  8. Type “net start wuauserv” and press enter.
  9. If the computer prompts you to restart, restart it.
  10. Check for updates again.

Still not working? maybe try one of these options:

  1. Try installing updates from Microsoft Update instead of Windows Update.
  2. Reset the Windows Update Components.
  3. Run a System File Checker scan.
  4. Run the DISM tool.
  5. Contact Microsoft support.