Download account is also called adding online banking account, which means that multiple cards (credit cards or debit cards) of the same bank need to open online banking, but the banking system only opens one online banking account for a single ID card. If the bank card has been downloaded to an account, you can complete account inquiry, transfer, payment and other operations through various self-service devices provided by the bank without queuing at the counter. The next link, the online banking function has not been opened.