How to solve the problem of Win8 notebook screen dimming

The Win8 notebook screen suddenly dims, and it is useless to adjust the screen brightness to the brightest. No matter how the tone is not bright, this may be caused by incompatible drivers. Here's how to solve the problem of Win8 notebook screen darkening?

Solutions are as follows:

1, you first books official website to download, install the graphics card driver to see if it solved.

2, an external monitor to see if it is displayed properly.

3. If the display is normal, the problem is caused by a problem with the backlight or the high-voltage drive control board of the backlight. If it is hardware, please return it or replace it with a new one.

The above is the solution to the problem of Win8 notebook screen dimming, as long as the hardware and software failures are eliminated, the problem of Win8 notebook screen dimming can be solved.