Try restarting it. If you can’t restart because the screen is frozen maybe just turn it off and back on. If you already tried restarting and it still didn’t fix the problem, just give it some time. The computer will reset itself eventually which should fix the problem.
Whatever you have written on the page is what it'll name it.
<span>If the temperature gauge moves up to just below the red zone,you should turn off your air conditioner and turn on your
vehicle's heater. Then immediately </span>find a mechanic or pull over safely and contact a road service.