vivosmart 4 started vibrating and would not stop. Now has no response at all. For a while it had a large triangle on the screen. then it looked like it might be a sign that it is too hot. Any help?
vivosmart 4 started vibrating and would not stop. Now has no response at all. For a while it had a large triangle on the screen. then it looked like it might be a sign that it is too hot. Any help?