How to set up mobile phone harassment interception?

If you use OPPO/ one plus mobile phone, you can refer to the following methods:

1, ColorOS 12 and above: phone > upper right corner menu > harassment interception > upper right corner > interception rule setting > call interception rule > select the corresponding switch to open;

2. Coloros11-11.3 version: "Dial >;" : "upper right corner > harassment interception >": "upper right corner > interception rules > blacklist >"+"upper right corner > start number matching/manual number input/manual number selection";

3.ColorOS version 5.0-7.2: "Settings >; Security > harassment interception > call interception ";

4.ColorOS version 3. 1-3.2: "Settings > Phone > Harassment Interception > Call Interception";

5.ColorOS version: "dial >; Three points in the lower right corner > harassment interception ";

6. hydrogen OS 1 1 version: "phone > three points in the upper right corner > settings > call screening settings";

Function introduction:

ColorOS 5.0 and above: You can choose the desired interception method according to the settings;

1. Block all incoming calls: After opening, you won't receive any incoming calls except VIP contacts and whitelist;

2. Intercept all incoming calls from strange numbers: after opening, all incoming calls from numbers that are not in the address book will be intercepted (please open them carefully);

3. Intercept incoming calls from strange numbers according to the place of ownership: you can set numbers to intercept designated provinces and cities;

4. Interception of ringing calls and hidden number calls: only valid for strange numbers;

5. Some models support the interception service of the National Anti-Fraud Center, which can intercept incoming calls and information suspected of fraud after being turned on (data support is provided by the National Anti-Fraud Center) (this function follows the SMS version, and the mobile phone support shall be subject to the actual display);

Note: ColorOS 3.0 and before: Regional call restrictions cannot be set separately.