There are also no complaints about the tool provided to burn to disk or stick in Clean Reinstall Windows 7 when you are working with a fresh ISO.

What drivers were missing and required to import after all Updates were done? Any additional software required to get those functions keys working as provided at end of tutorial?

Special Note for Samsung Owners:

Software which enables F-key functions and illumination may be labeled Easy Display Manager.
Keep us posted on performance and if you notice any other functions missing or deficient.

Good luck and remember you'll keep a perfect install to the exact extent you stick with the tools and methods in Clean Reinstall Windows 7 based on tens of thousands of installs we've directly helped with here, with over a million consumers who've used it without complaint.