How to Fix Error 80240020 While Installing Windows 10 Free Upgrade

Just a really quick potential fix for others having this issue,its quite simple. If you are noticing this happening:

Then you are like me, and Windows 10 free upgrade is not working. Here is the solution I used.


Go to C:\Windows\SoftwareDistribution\Download and delete everything inside that folder (I have already deleted it and started the Windows 10 upgrade process):

After you delete what is in the C:\Windows\SoftwareDistribution\Download folder, open up a command prompt as an administrator and type: wuauclt.exe /updatenow and hit enter.

After this, open up your windows update and you should see the download has already started.

 Enjoy Windows 10!