I am fine using windows 7. This is for a friends laptop.... to upgrade it out of some problems.
Ah so, ...
This should be the exact page you need:
With instructions, you can select 32 or 64 Bit downpage.
FYI You can install 10 without a COA or product code for about 30 days by selecting recommended settings and “do this later” on product code prompt each time the product code prompt pops up, then you can “activate later” when you have ironed out all the bugs, you just can’t customize the background screen until you activate.