How to swap BTT old to new?

I'm curious about the process of swapping BTT old tokens to the new ones. Could you elaborate on the steps involved? Is there a specific platform or exchange that facilitates this swap? Are there any associated risks or fees that I should be aware of? Additionally, is there a deadline or time frame for swapping the old tokens, or can it be done at any time? Understanding the process will help me make an informed decision regarding this swap.