How does ABC cancel the monthly mobile phone service fee in 2 yuan?

The monthly mobile phone service fee of ABC in 2 yuan can be completed through the operation of "ABC Pocket Banking APP", as follows:

Step 1: Search and install "ABC Pocket Banking APP" by mobile phone.

Step 2: After the installation, open the "ABC Pocket Banking APP", click "My", and then click "Login" in the upper left corner.

Step 3: After logging in successfully, switch back to "Home Page" and click "All".

Step 4: Enter the "All Services" interface, find the "Message Service" in "Local" below, and click Enter.

Step 5: Enter the "SMS Service" interface, find the "logout" option and click it to cancel the SMS service function opened by ABC, and the SMS service fee will not be deducted in the next month after successful logout.