Many people's laptops used for a long time there will be a flashing screen situation, that may be the problem of the power adapter, the voltage provided is not stable, so there will be a flashing screen situation, but Eahunt told to tell you that the computer flashing screen with the external power supply has little to do with, if you do not quite believe it, you can unplug your computer's charging to see if the situation will be better. The answer is no, because the computer screen flickering condition and the main and the graphics card, may be a computer graphics card problems
You may have experienced, if the power adapter power is too high, and the computer battery does not match, it will produce a lot of heat, the fan will run wildly to help the computer cooling, and the flashing screen has little to do with the time to play some large games, the sound of the computer fan will also be very loud, the game screen may also appear to be a card a card situation. Why is this? The sound is because your computer's CPU is running at full speed, generating a lot of heat, so the fan is running.
And the game screen card, if your network is smooth, then it may be that your graphics card can not meet the speed of the screen game propagation, if your computer has been barely running this kind of large-scale games, then the graphics card may be damaged because of the high temperature, so the computer will be flickering screen problem. Here the power adapter manufacturer would like to remind you that computer problems should be found and repaired early so that it can be used for a long time.
