Again another CentOS 8 related article to create bootable WIndows USB keys.
You can use the WoeUSB tool to create a Windows 7 to Windows 10 installation USB key for BIOS installation. It is pretty quick and straight forward to use. Just make sure you have a Windows ISO file.
Short version:
Long version:
dnf -y install git make gcc libtool wxGTK3-devel wxGTK3
git clone https://github.com/slacka/WoeUSB.git
cd WoeUSB.git
./setup-development-environment.bash
autoreconf --force --install # Most non-Debian derived distros will need this
./configure
make
sudo make install
Usage: