How to set harassment interception and blacklist for OPPO mobile phones?

OPPO mobile phone blacklist setting method:

1, ColorOS V3.0: Method 1: Enter Settings-Phone or Information-Blacklist, click+Add, select the number to be set from call records, groups and contacts, and then click OK to add blacklisted contacts. Click Edit in the upper right corner, click the number to delete, and then click Delete to delete the blacklisted contacts.

Method 2: Click the circle icon to the right of the number in the call record interface to enter the call details page, or click the contact to enter the "Contact Details" page, click Stop this number/Stop this contact from adding blacklisted contacts, and click Unlock this number/Unlock this contact to delete blacklisted contacts;

2.ColorOS V2.0 enters the security center-harassment interception-settings-interception settings, and you can add blacklisted contacts after turning on the harassment interception switch;

3.ColorOS V 1.0 enter the security service-harassment interception setting, turn on the switch, and click blacklist-add blacklist.

After the blacklist is successfully set, you will not receive calls and information from the contacts on the blacklist.