Welcome to the Community!
For modifying and or checking any account related information, you may find the below Community articles helpful:
Video: Updating your credit card details
Update Credit Card or Direct Debit payment details or Re-try a Failed Payment securely online
TPG My Account - Accessing your account information online
Should you need further assistance, feel free to search community for help or chat with us at https://www.tpg.com.au/support/contact/
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