Windows 10 Guide

How to Fix Windows 10 Creators Update Windows Defender Update Error 0x80070643

This guide will help you fix Windows Defender update error 0x80070643 after installing Windows 10 Creators Update. Microsoft’s Windows 10 Creators Update brings with it a range of new features for the creative soul to love. Gamers too have new features to love. Some of the additions are Beam game broadcasting, more Game bar supported games, Microsoft Edge getting even better features, Dolby Atmos app for Windows 10 and a lot more. Antivirus is crucial. So it is very important that we have our Windows Defender running smoothly to prevent any virus attacks. And here we will see how to solve the 0x80070643 after the recent update.

How to Fix Windows 10 Creators Update Windows Defender Update Error 0x80070643

Users came across the issue where they are not able to download and install the latest definition for Windows Defender Antivirus after they have upgraded to the latest Windows 10 Creators update. No official fix has been released yet. For now to fix the issue, try the following tweak.

Read more How to Fix Windows 10 Creators Update Installation Error 0x800F0923

You need to check whether your PC is having 32-bit or 64-bit Windows 10.

  1. First of all go to Start.
  2. Now type Settings and click the search result.
  3. Then type about and select About the PC from the drop down.
  4. The check the System type whether it is 32-bit or 64-bit version of Windows 10.
  5. Then launch Microsoft Edge and go to Microsoft’s site.
  6. Now in the site, in the Antimalware and antispyware updates section, click on the Windows Defender latest definition update download link.
  7. Then double-click the file and install the definition.

That is all you need to do to solve this Defender issue. So now you can easily fix Windows 10 Creators update Windows Defender Update error 0x80070643. Read more How to Fix Windows 10 Creators Update Missing Power Options Issue.