A cause of the laptop shutting off without warning could be due to the laptop overheating. A buildup of dust can cause a computer to overheat. Using a compressed air duster, carefully blow dirt and dust free from the fan and vents. The heat source could also be caused by an accumulation of dust in other areas of the laptop such as the hard drive and RAM. Try dusting these areas with the compressed air duster.
A cause of the laptop shutting off without warning could be due to the laptop overheating. A buildup of dust can cause a computer to overheat. Using a compressed air duster, carefully blow dirt and dust free from the fan and vents. The heat source could also be caused by an accumulation of dust in other areas of the laptop such as the hard drive and RAM. Try dusting these areas with the compressed air duster.