How to Repair Windows 10 upgrade error 0x80246017?

upgrade error 0x80246017While upgrading their PC or laptop to Windows 10 many users have faced an error 0x80246017. This error can prevent the users from upgrading their system to Windows 10. But don’t worry because now you can fix this issue by yourself or without needing any professional guidance.

To repair error 0x80246017 that appear during the upgrade and avert Setup from rolling back to the previous build, apply the below given steps:

  1. Open command prompt and type the following given command:cmd-opened-windows-10-fullscreen-600x450

rundll32.exe pnpclean.dll,RunDLL_PnpClean /DRIVERS /MAXCLEAN

  1. After it, open the Disk Cleanup tool and eliminate all the temporary files and Windows.old folders.

How to delete Windows.old folder in Windows 10

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Step 1: Press Win + R keys together and type the below given command on the run Window


Step 2: Right click on the clean manager and select “Run as administrator“. After it wait till the disk space calculation is over.

Step 3: Go to the end of the option list by scrolling down and find the Previous Windows installation(s) option. Tick it and click the OK button.previous-windows-installation

Windows.old folder can be also deleted by manually but this inbuilt Disk Cleanup application will resolve NTFS access rights automatically and delete all the files which are not accessible from your user account.


At end restart your PC and try again to upgrade your Windows 10.

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