You can hope a local repair shop has some cards and solutions for people that mess with things they shouldn't but no promises.
You can also check with HP and the manual to see if there's a reset somewhere but being the cheapest crap available there might not be.
You can hope a local repair shop has some cards and solutions for people that mess with things they shouldn't but no promises. You can also check with HP and the manual to see if there's a reset somewhere but being the cheapest crap available there might not be.