According to your DxDiag.txt you posted (very helpful!) it’s more than two years old.
The current one is this one:
https://www.intel.com/content/www/us/en/download/785597/intel-arc-iris-xe-graphics-windows.html
Disclaimer: This link is not associated with Unreal Engine, Epic Games, or their partners.
The link above should take you to the download page on Intel’s site. 