Windows installer bootable usb can be easily created on linux using the following steps:

Step 1:

Download your desired windows 7/8/10/11 iso

Step 2:

Install WoeUSB on your linux system.

For Debian:

sudo apt install snapd
sudo ln -s /var/lib/snapd/snap /snap
sudo snap install woe-usb --edge

For Fedora

sudo dnf install snapd
sudo ln -s /var/lib/snapd/snap /snap
sudo snap install woe-usb --edge

Open WoeUSB-ng. Select disk, iso and install.

You have successfully created windows installer bootable usb.