Imported Stereo file splits to L & R mono

So I use the ancient 5.1 cubase for about 6 years, never ever had this problem before.
For the last two days, my cubase decided that it’s a great idea to automatically split all stereo files into two separate L and R mono files. And both of them panned Center. So it basically splits my stereo file into 2 mono tracks and collapses the whole thing into mono. What the
Can somebody help plz? Did I mess with some settings I hope it’s as simple as that

Simply change the behavior in preferences.

well, yes I thought that this would be the solution, but my question is, where exactly in “Preferences” do I fix this issue?

alright alright I’ve found it thanks :slight_smile: