Hi! That's exactly what happened to me after a month or so using the rog ally. There is nothing you can do to fix it except use the warranty or open a case in Asus and send ir back to them to replace the motherboard. Sorry but there is no other solut...

Thanks for the answers. I'll contact Amazon and send it back to them for a replace or refund.   

Same issue here. It works on PC. It's a SanDisk extreme 1TB