When the Agricultural Bank of China pays online, it prompts that the signature is wrong: the signature verification failed. What is the reason for the sudden inability to pay?

If the signature verification fails, you can first check whether the certificate has expired (once every two years).

First, check whether the certificate has expired:

1, insert k treasure

2. Click Start-Program-Find the online certificate tool software of Agricultural Bank of China-Polar Information-Management Tool-View Certificate.

In principle, if the prescription expires one month ago, it can be upgraded online; If you don't pay attention to the upgrade prompt, once it expires, you can only go to the counter with your ID card and ABC online banking.

Second, the steps to change the certificate:

1, insert k treasure

2. Find "China Agricultural Bank's online accreditation tool software"-rotate information-management tool-download certificate-input reference number and authorization code-submit-input KBao password-prompt window "OK" (don't refresh the browser or something)-prompt window "Yes" (request certificate)-input KBao password.

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