You should be using the driver from Acer.
The Intel driver and support assistant is for Intel boards.
You can get the latest driver here, for Windows 10 64-bit:
Thanks for the reply.
Yes, Acer does provide these graphics driver, though they do not update them anymore, so that is why I'm relying on the Intel website.
From the link you provided, which one do I select? Do I select and download this one (Download Intel® Graphics Driver for Windows* [15.40] ) ?
Look forward to your response.
Just read the info on the page. "latest" and "Windows 10 64-bit".
Windows® 10, 64-bit*
Windows 8.1, 64-bit*
Windows 7, 64-bit*