Burning an ISO file to a USB drive may be challenging sometimes. Especially if you’re looking to boot from the USB Device after the files are being transferred. Even though it sounds fairly straightforward, the process goes way beyond ordinary copy-pasting of files to the external drive. ISO is an image file of an optical disk. It contains the information to be written on the optical disk in a highly-compressed format.
Please read the originial post here: https://accountsupport697459633.wordpress.com/2020/08/05/how-to-burn-iso-files-to-a-usb-drive/