Separate names with a comma.
Very odd, are you able to find them in the Mission Editor (In the World Editor) at all when searching up miami or nice? And did the missions work...
Sorry for the delayed response, to get the missions to appear in File Explorer you'll have to make an edit to the mission itself in World Editor...
I found a way to fix the traffic problem on Nice and Miami if you're still looking for a fix Step 1: Go to here in your file explorer - 0.35 >...
