Thanks for your help. Following your lead, I removed a hub which included the second graphics device and this seems to have fixed the issue.

DXDiag attached thanks

Pip
Not sure what info may be relevant so please give me a steer. If it's the video card then I've not had this problem on anything else.
Thanks for your help

AMD Ryzen 5 1600 6-core @3.6GHz
16GB RAM
NVIDA GeForce GTX 1060 3GB
W10 64-bit

Both Empires and FOGII are failing to load. On Steam, both up to date. On loading from Steam initial loading screen comes up, when launched from there I just get a blank screen and it locks.
I have tried uninstalling and re-installing Empires with same result.

How can I fix this please?

From the ...