How to set the transaction password of mobile banking?

Taking China Postal Savings Bank as an example, the specific operation is as follows:

1. Open the postal mobile banking app and click "My" on the homepage of the app.

2. After entering my homepage, find the "Personal Settings" button and click Enter.

3. After entering the main page of personal settings, click the "Password Settings" button.

4. After entering the main page of password setting, click the "Transaction Password Reset" button.

5. After clicking the transaction password reset button, you will be prompted to upload the electronic version of the front and back of the ID card, and upload it according to the prompts. Click "Next" to proceed as required.