Spam filtering code

1. Unlock the phone and open the security center of the phone, as shown in the following figure:

2. After opening, find the harassment interception below, and after opening, find the setting key.

3. You can see the following interface and find the blacklist number in the interface.

4. Click Add below and select the first matching number. As shown in the figure below:

5. Enter 1069 in the number field, select Block SMS, and then click OK.