If your credit card has expired since your last deposit you can easily update your AvaTrade Account with your new one.
When you are ready to make your next deposit, simply log into your account and follow the regular deposit steps by entering the new credit card details and click on the button.
Your new card will appear in the Deposit section above any previously used credit card(s).
For a step by step on how to complete a deposit, please read the article: How do I make a deposit?
If you experience any issues, you can always contact Customer Services.