How does Xiaomi mobile phone intercept blacklisted messages?

Xiaomi mobile phone intercepts blacklisted short messages.

Step 1: Open the security center that comes with the mobile phone → harassment interception.

Step 2: Open the settings in the harassment interception.

Step 3: Click on the blacklist number.

Step 4: Add the blacklist number.

This will block the short messages sent by blacklisted numbers.