# check disk
fdisk -l
# unmount
umount /dev/sdb
# format
sudo dd if=/dev/zero of=/dev/sdb bs=1m
# create new partition
fdisk
n
# write save
fdisk
w
# format iso on usb
sudo dd bs=4M if=filename.iso of=/dev/sdb status=progress
# format fs
sudo mkfs.vfat /dev/sdb1
# eject
sudo eject /dev/sdb
lsblk
mkfs.<fs> <drive> 2>/dev/null
mkfs.xfs /dev/sdb 2>/dev/null
mkdir <dir>
mount <drive> <dir>
df
/etc/fstab