how-to-fix-windows-update-error-0x80070643

HOW TO FIX WINDOWS UPDATE ERROR 0X80070643?

The Windows update error 0x80070643 that occurs when the update fails to install on your computer. If you wish to fix the Windows Update error code 0x80070643, follow the below-mentioned troubleshooting steps.

Windows update error 0x80070643

Method: 1

  • If the .NET Framework installation is corrupted on your Windows, use the .NET Framework Repair Tool to repair the corrupted files automatically.
  • If the problem persists, open the default browser and go to the official Microsoft site and download the latest .NET Framework.
  • Install it on your computer and check if the Windows update error 0x80070643 is resolved.

Method: 2

  • On your Windows desktop, click the Start menu and type “cmd” in the search panel.
  • From the search result, right-click on the Command Prompt app and select the Run as administrator option.
  • In the Command Prompt window, enter the “sfc /scannow” command and press the Enter button.
  • Wait until the scan is complete.
  • This will automatically detect and fix the problems on your computer.

Method: 3

  • On your Windows, right-click on the My Computer or This PC icon.
  • Click Properties from the pop-up menu.
  • Next, identify your system type (either 64-bit or 32-bit) and open the Windows Update window.
  • Note down the code of Windows update and open the default browser on your computer.
  • Navigate to Microsoft Update Catalog and type the update codes in the search panel.
  • Click the Download button near the update file that suits your system type.
  • After completing the download, install the downloaded file and check if the error Windows update error 0x80070643 is resolved.

Method: 4

  • Identify the type of your operating system and open the default browser.
  • Go to the official Microsoft site and download the update file for your Windows Defender Antivirus.
  • Complete the download and install the update on your computer.
  • After updating your Windows Defender Antivirus, restart your PC and check if the error is resolved.
  • If the problem Windows update error 0x80070643 remains unsolved, contact our technical support team.