1. First click on the mobile phone device to open the Agricultural Bank application, and then log in to your personal account.
2. Go to the application homepage, click My in the lower right corner, and then click My Account.
3. Click the gear setting button in the upper right corner of my account page.
4. Then drop down the page to find debit card encryption, and click Open.
5. If there are multiple accounts, click the place as shown in the figure and select the account to be encrypted.
6. Click OK in the new window.
7. Then enter the original payment password and new password twice, and then click OK.
8. After the last page shows that the password has been successfully modified, click Finish to exit this interface.