Y isn't my AWD system not working in my H6 3.0

What is your question?

I just put a brand new transmission in the car and maybe a week later I noticed only my front wheels are spinning and the others went. Transmission oil doesn't smell burnt. I can't figure out y this is

What makes this problem better or worse?

i feel like its getting worst over time

How long has your 2003 Subaru Outback had this problem?

a couple weeks now