Okay. I have created a boot USB and I have created an image.
E:\Macrum\2025-05-21\2831F546E1F186E6-00-00.mrimg
However when I launch the computer with the USB and macrum, I can't proccess the file. It seems it only accepts ico and not mring.
http://desmond-otoole.co.uk/Macrum-1.jpg...