Hi my name is Ross, I'm an independent advisor. I'd be happy to help with your issue.
If you have already downloaded the ISO please use the steps in this guide to create a bootable USB:
https://www.groovypost.com/howto/create-windows...
Regards,
Ross
Note: This is a non-Microsoft website. The page appears to be providing accurate, safe information. Watch out for ads on the site that may advertise products frequently classified as a PUP (Potentially Unwanted Products). Thoroughly research any product advertised on the site before you decide to download and install it.