I don’t know who needs to hear this, but buying a new treadmill won’t make you a runner.
It’s a mistake we’ve all made at some point. We’ve all decided, “This is the year! I’m going to spend lots of money on new equipment, on gear, on clothes, on cool shoes, and I’m going to <fill in the blank here>”. And we’ve all been rather disappointed when said shiny items find themselves collecting dust, and the treadmill/rower/elliptical are expensive clothing racks.