For everyone, these are the instructions that I picked up on Reddit for my first install of these beta drivers before the black screen of death.
Heres some instructions i posted on a different thread on how to install the drivers. no issues for me so far.
Login with administrator privileges
Open Control Panel
Open Device Manager
Click on "Display adapters"
Double click "Intel HD Graphics"
Click on the "Driver" tab
Click on "Update Driver" button
Click on "Browse my computer for driver software"
Click on "Let me pick from a list of device drivers on my computer"
Click on "Have Disk" button
Click "Browse"
Navigate to the folder that you unzipped the Beta Intel HD Graphics driver to
13.Navigate to the Graphics sub-folder
Double click the igdlh64.inf or igdlh.inf file <-- depends on if you have 32 or 64 bit OS
15.Click "OK"
Click "Next"
Driver should now be installing.
If successful, click "Close"
Reboot.