1. Go to 'Account --> Withdrawal'
2. Paste the Bitcoin address you are withdrawing to
3. Choose a Withdrawal Fee option (learn more)
4. Enter withdrawal amount in BTC or use the 'Max' button
5. Click 'Confirm Withdrawal', review all details and click 'Submit' if it's all good
Please note: Bitcoin transactions are irreversible so please be sure you are withdrawing your BTC to the right address.