yes, the money deposited in the visa card can increase the available credit card, and can also be directly used for consumer repayment. If there is overpayment in the credit card, the overpayment will be deducted first, and then the credit line will be deducted. If the overpayment is greater than the consumption amount, there will be no overdraft.

if you deposit money into a credit card in advance without spending, you can't get this part of the money. If you want to withdraw it, you will charge a high handling fee, so it is not recommended to deposit cash in advance.

different issuing banks have different relevant regulations, which shall be subject to the actual regulations of the handling bank.