Hi, done this same task on two micro sd cards, 16gb that came with it, and 128gb class 10 sd card. similar results:
I have logged into my account, downloaded a 16gb version minimad image. used echer to intall the image. right after installation win10 asks to format it again, but i cancel.
then i put my sd card in, then hdmi, then power.
i receive this error. i turned it on and off, i left it for highest 30 minute. same result.
please help, urgent