Simply dragging an ISO file onto a USB drive will not work. An ISO is a complete disk image; a computer's BIOS or UEFI needs a special located in a specific physical sector of the drive to start the installation process. Dedicated software is required to unpack the ISO and structure the USB drive correctly. Best Free Software to Burn ISO to USB
To "burn" an ISO to a USB drive is to create a bootable device that functions like a physical installation disc. While technically called or flashing , the process involves writing the ISO's file system and bootloader to specific sectors of the USB drive so your computer can recognize and boot from it. Why You Can't Just Copy-Paste burn iso to usb
Depending on your operating system, different tools are recommended for their speed and reliability. How to make Windows 11 more usable, less annoying Simply dragging an ISO file onto a USB drive will not work