I am sorry you are having problems with the laptop but let me help you as much as possible to fix it.
I found the computer specifications at this link: http://h10025.www1.hp.com/ewfrf/wc/document?docname=c02497778&tmp_task=prodinfoCategory&cc=us&dlc=en&lc=en&product=4317552
Based on that information, your computer is running a First generation processor with Intel® HD Graphics. Now At this point, I honestly did not understand very well what the problem is but just in case, I recommend you uninstalling the driver and reinstalling it again.
The driver you need is the following:
Here you can also find some important steps to install the driver: