
I've never used it, but Win10 is supposed to include EFS. If it has been longer than that, you may have to do a clean install of 7. I don't recall the period during which you can use it restore the old OS, but it may be 10 days. Which I now would like to restore for the aforementioned reasons.If you have windows.old, it's from an upgrade install. The Windows.old folder is in tact and it was made from my upgrade from Windows 7 to Windows 10 via installation through an image and not via the traditional upgrade utility. I don't have the option to 'Go back to the previous build'. Which I now would like to restore for the aforementioned reasons. I installed a fresh Windows 10 over the Windows 7 which as a result causes the Windows 10 installation to move Windows 7 to a windows.old folder. So what I'm saying is, I didn't upgrade from Windows 7 to Windows 10. (see screenshot below) 8 If your Windows 10 Home is not currently activated by a digital license, then you will need to Change product key to a Windows 10 Home key to activate. The Windows.old folder is in tact and it was made from my upgrade from Windows 7 to Windows 10 via installation through an image and not via the traditional upgrade utility. 7 When the repair install has finished, you will now be downgraded to the Windows 10 Home edition without losing anything. Macrium Reflect - free + external storage for image filesI don't have the option to 'Go back to the previous build'. That gives another way to get back to a previous state. We frequently recommend people use disk imaging routinely- and make sure they have a current disk image before any major change. Note: a wise PC owner will take precautions. Go Back to the Previous Version of Windows in Windows 10 If so you should be able to 'Go back to the previous build'

Hi, do you mean you were running Win 7, and logged in to Win 7, and used the Win 10 iso to upgrade?
