Hello,
Sigh! Not sure why they would redirect you here, they should have been able to help you at least to redirect you to the right resouces.
Try starting at this link: https://learn.microsoft.com/en-us/licensing/vlsc-faqs-home-page
Here is the Support page for VLSC ( Volume License Support Center) Including phone numbers. This should get you where you can get your issues addressed.
Darrell