Resolve Windows Update Error 0x80070643: Microsoft Tech Soltion

Windows is a user-friendly operating system and has millions of users globally. It needs to install updates regularly to repair the system vulnerabilities. Lately, many users have reported on the error 0x80070643.  Usually, the 0x80070643 error occurs while updating Windows system or during installation of programs. However, if you are facing Windows update error 0x80070643 issue, 

You can also try out the solutions given here. But, these are quite basic troubleshooting methods. So it’s okay if these methods do not work out for you. You can always rely on us for immediate tech help.

General Causes Of Windows Update Error 0x80070643

Before troubleshooting the error, you need to know why and what causes the error. It makes the troubleshooting process quite easy. Tech Support team has enlisted a few primary reasons behind the occurrence of error 0x80070643. Have a look:

  • Unable to install the system update
  • System files or registry corrupted
  • Windows Update feature fails to access user data
  • Virus or malware infection
  • MSI software update registration corrupted
  • Microsoft Office Source Engine disabled or corrupted

If you want to know the exact reason for your system, 


Instant Solutions For Error 0x80070643

These quick fixes can resolve the issue temporarily. However, for a permanent solution, you can get professional help from their Microsoft Tech support.

Restart Device

The most basic solution is to restart your device. Rebooting will remove any technical glitches, causing the error. In case this does not solve your issue, then you need to follow the next steps.

Restart Windows Installer

A fault in the configuration of the Windows Installer service can result in the appearance of this error code. Try to restart it. This process might help you get rid of the error code.

Update Windows Defender

This error may pop up if there are corrupted files in your Windows Defender. Updating the antivirus may resolve the issue.

Disable Antivirus Temporarily

Often due to antivirus software conflicting with Windows Update on your computer, can result in the Windows update error 0x80070643. Disabling the antivirus software might resolve the issue. If this does not solve the issue, then your device might be in urgent need of help.

Are you still facing Windows 10 update error 0x80070643? Then your search ends here.