It's funny, it was in fact drive E:... I messed up the letters reading this thread where everyone uses D:. D: on my computer is for Programs.
I've never had a problem of drive letter change after...

Hi,
First, thanks for the tutorial.
I just did a clean install of the final release of Windows 10 (Pro) and tried relocating users folder to D:
sysprep went fine but I had that regional...