And, I've now got sound and proper full screen in all games I've tried.
By going back even further into your driver archives. Man you guys seem to have broken something pretty major in your recent releases!
I think this is the one I have installed now: Download Intel® Beta Graphics Driver for Windows® 10 and Windows 7*/8.1* [15.40]
I'm not sure what you guys have been trying to fix in the latest drivers, but it sure seems to be making things a lot more unstable.
I continued to be pretty amazed at what graphics built into a CPU can do, and hopefully I'll stop having issues now I've found this older driver.