The first - and in most cases, the only - step is to download all your transaction data from CryptoBridge and import it into Koinly. There are a few ways you can do this:
Note that if you decide to use CSV files, you have to make sure to import your deposits/withdrawals and trades for ALL years - not just the current one!
That's all you have to do. The only other thing to keep in mind is to tag your airdrops/forks so they show up as Income on your generated crypto tax documents!