Login to your Crypto.com account and click on the Transaction History icon on the top right of the Crypto Wallet screen.
Click on the Export Icon on the top right of the Transaction History page.
Select a Start Date and End Date which will contain your full trading history. Then click on Export to CSV.
Click on the Download button to download the CSV file to your phone.
Back inside CryptoTrader.Tax, upload your CSV file to the Crypto.com tab on step #2.