Error Windows Version Cannot be Discovered
You receive following error message from WinToFlash in the Wizard mode:
Can't discover Windows version on the CD/DVD you have selected. Maybe you have selected wrong directory, this CD/DVD is damaged or has unsupported modifications. Please use original Windows CD/DVD from Microsoft if possible, not every recovery CD/DVD can be transferred to a USB drive. If you are trying to transfer Windows XP/2003 CD select the directory contents i386 (or AMD64) folder, usually its drive root, like D:\. Do not select i386 (or AMD64) folder itself! Also be sure file dosnet.inf exists in the folder i386 (or AMD64). If you are trying to transfer Windows Vista/7/8/10 DVD select the directory contents Sources folder, usually its drive root, like D:\. Do not select Sources folder itself! Also be sure file install.wim (or install.swm) exists in the Sources folder.
WinToFlash is trying to retrieve information about Windows out of an installation ISO or CD/DVD disk, like Windows version and type. It can't pass because some files are missing or cannot be read.
Files WinToFlash check
See Required Files for Validation List for full list of files.
How to fix the error
Select the path to CD/DVD-rom properly or use another ISO image with correct file order.