to start, if your screen is unresponsive, take a new dry toothbrush to the edges of your screen to dislodge debris, it may restore function if the touchscreen works but the screen is blank, use swapdrc to make the main screen the touch screen display and use the stylus to draw..

if youre comfortable with repair, wii u touch screen digitizers run between $6-$12 US if youre not comfortable with repair, both CEMU for pc and the 3ds family support pretendo/juxt so you could draw on both

touchscreen works but the inner screen is cracked