today in this video I'll gonna show you how you can make a multiboot USB drive. 
Using this drive you can Install All windows like windows 7, windows 8\8.1, 
windows 10 and Linux as well from the single USB drive. You Need a software "WinSetupFronUSB" 
to make Multiboot USB drive. you can download it from here. 




WinSetupFromUSB

Windows 7-8.1-10 Pro x86 x64 October 2018 Single ISO Free Download