Convert Optical Disk to ISO with Linux:
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sudo dd if=/dev/dvd of=/path/image.iso
Path of dvd is if=/dev/sr0 on Mom's Dell Studio Laptop.
use lsblk to list all partions including Disks


Got first comand from: https://www.lifewire.com/how-to-create-an-iso-image-file-from-a-dvd-bd-or-cd-2625180
Rest is my own findings and knolage from Humber.
(I did read on wikihow that Copy-protected/encrypted disks like Movie DVD & BD do not work. 

Origonal Creation date in Vivaldi: 4 June 2018 @ 18:04