This video explains how to create Widows 10 Installation ISO on a USB flash drive. This is the link (aka.ms/10isodl) to download the media creation tool. Here's how to create Windows 10 installation ISO on a USB flash drive: 1)Download Windows 10 installation media, 2) Create installation media, 3) Choose which media to use, 4) Finish the download process
For more tips like this, check out the working remotely playlist at www.youtube.com/FoetronAcademy . Also, if you need any further assistance then you can raise a support ticket and get it addressed.