Please see the most recent updates in the "Where did the .com name go?" thread. Posts number 16 and 17.

From the "horses mouth":
https://support.microsoft.com/en-us...ll-creators-update-calls-createwindowex-for-s
Allthough FSX isn't mentioned specifically, at least now a statement from MS that it IS a problem caused by the Fall Creators Update (1709).
Rob

I have installed W10 3times now and when i insert the FSX disc,the install shield wizzard comes up,i can select the path to where install FSX.
Then it hangs and i get the error 1603.
The latest Update is installed.
Where can i find Version 1703?
Game over
This brand new update is supposed to fix the error:
https://support.microsoft.com/en-us/help/4051963/windows-10-update-kb4051963
