Mount - Create Bootable USB drive

Create a Bootable USB drive by .iso file

1. Download a distribution image

Ubuntu release image

curl -Lo /tmp/ubuntu.iso https://releases.ubuntu.com/jammy/ubuntu-22.04.2-desktop-amd64.iso

2. Check USB flash location

lsblk

3. Umount USB flash Device

sudo umount /dev/sdxX

4. Convert and copy iso file to USB drive

dd if=/tmp/ubuntu.iso of=/dev/sdaxX bs=4M conv=fdatasync  status=progress

5. Mount should be be denied

sudo mount /dev/sdxX Rflash/

Output response: sourcve is read-only

mount: /media/jun/Rflash: WARNING: source write-protected, mounted read-only.