Rufus is the gold standard for creating verified bootable USB drives.
Insert the Acronis USB drive into a if possible (older Linux kernels in the 2014 ISO occasionally lack native USB 3.0 controller drivers during boot). acronis true image 2014 iso bootable usb verified
If you get a "Bootmgr missing" or black screen, retry with Rufus using "DD Image mode" explicitly (Rufus prompts when ISO is hybrid) or try a different USB port (USB 2.0 is often more compatible for legacy boot). Rufus is the gold standard for creating verified