Now my brother contacted Toshiba and I was told because it is under warranty it might return for repair because it was a common fault.
She turned on her laptop and when she presses the button of the mouse, the button cracked and he fell into the laptop.
My niece has used his Toshiba L450D for almost a year now and he really liked it, who was until last month. Satellite Pro L450D black screen and will not respond to any keys