I am sorry you are having problems with your system but let me help you.
Based on your description, I would like you to try the following steps:
- Uninstall the current driver. Here you have some instructions:
- Download the latest driver that can be downloaded here:
If you get a notification message during the installation, it indicates that your computer manufacturer does not allow the installation of generic Intel video drives. You are required to install drivers from your computer manufacturer.
You may try to force the installation of Intel generic drivers by performing manual procedure, see here for instructions:
Here is the zip version of the video driver: