GENESIS TAB GT-1450- Bicked After Update- Computer Shows M8-CHIP

good day everyone my name is david am need some help my tablet genesis tab gt-1450 is not turning on anymore after the update that am put on my device this error ocurred on 92% and after this only the led on back of the device is on. my computer only shows M8-CHIP with the exclamation mark. am try every method of repair but no work any solution for this my problem will be greatly apreciated thanks in advance