I am not 100% certain but I think the problem started happening after I "upgraded" from 23H2 to 24H2. When I change the monitor profile from i.e. 4 monitors to a profile with 6 monitors, Displayfusion cannot activate these mobnitors any more. I have to extend the desktop to these monitors manually through the Windows Display Settings and then activate the profile on Displayfusion for finetuning and splits. Are you aware of this issue, or am I the only one?

They are all extended