To cash out your GCash balance to a bank account in Australia, you’ll need to use the GCash app. Simply go to the 'Cash Out' option, select 'Bank Transfer', and then choose your preferred bank. Make sure your bank account is linked and that you have sufficient funds for any applicable transfer fees. Keep in mind that transfer times may vary, so check the GCash app for the latest updates and terms. For any specific concerns, consider reaching out to GCash customer support for assistance.