Lets try this:
Download this file to your desktop
https://support.hp.com/us-en/drivers...eries/19390524
Click on "X" All Drivers then scroll down to Driver-Graphis (4)
Click + sign then click on Intel High-Definition (UHD) Graphics Driver (Windows 10 v1809) Download, if asked download manually.
Note: If you did recently upgrade to Win 10 version 1903 then you would get that driver.
How to tell:
Start>Settings>System>About under Device specifications>System Type. Under Windows specifications you will see which version you have will be 1803 or 1809..
Ok so now you have the driver on your desktop, so now need to get into Device Manager and uninstall your current Graphic Drivers.
Windows logo key + R then type devmgmt.msc and hit <enter>
Located and double click on Display adapters
Click on Uninstall in the pop up window
Do not reboot and Windows will just reinstall it.
Now double click on the file you downloaded to install then reboot.