On 04/13/2018 10:10 AM, D. Hugh Redelmeier wrote:
But sometimes the firmware escapes me and Windows is booted. For
example,
if I am not quick enough typing ESC / DEL / F12 / whatever to steer the
firmware to boot the USB stick.
Try this: start your computer without the USB drive inserted. Only put
it in after you're in the BIOS so that if Windows gets started, it can't
trash the image.