Joke Collection Website - Public benefit messages - How to cancel landline pre-dialing?

How to cancel landline pre-dialing?

Enter: * #128 *12801# on the phone dial panel, and then enter the pin code.

Pin password is the operator's password, which can be modified by individuals. After entering the wrong pin code for 5 consecutive times, it will be locked, and then you can enter the puk code to unlock it.

You need to know the puk code of your mobile phone card. You can call the communication company to ask.