Vivoi housekeeper harassment interception Why is there no SMS interception?

Harassment interception setting method:

1. Enter Settings-(Application and Permission)-(System Application Settings)-Information-Harassment Phone Interception-Turn on the corresponding interception option;

2. Enter I Housekeeper-Utility-Harassment Interception-Information Interception-Open the corresponding interception option;

3. Some models have no harassment interception, so you can enter Settings-Set Blacklist in your mobile phone.