How to set your mobile phone number to an empty number？

　　There are a lot of harassing calls now. There is a way to avoid harassing your phone, and that is to set it to an empty number.How to set your mobile phone number to an empty number?The following small series will share the operation skills of letting the mobile phone enter the empty number state.

How to set your mobile phone number to an empty number?

　　Step 1: In standby mode, enter **21*999999# and press the dial key.

　　In this state, the phone number of others calling you does not exist, and you will not receive the call.

　　Step 2: To cancel the blank number, enter ##21#999999# and press the dial key.

　　This principle is probably realized by using the call forwarding function, and there is no charge if the call forwarding is not connected, so this method will not waste your phone bill.

　　Finally, I would like to remind you to cancel the empty number after use. I hope it will be helpful to everyone.