How does Apple's mobile phone stop receiving SMS?

Take iPhone 12 and ios 14 as examples. Click the settings here; Pull until you see the message, click; Then pull; Find the filter, it turned out to be a green button; Click it to make the button turn non-green; Then the text message will appear and intercept the text message.

Demonstration model: iPhone 12 System version: ios 14 Take Iphone 12 and ios 14 as examples.

Click the settings here;

Pull until you see the message here, click;

Then pull;

See the filter here, there is a green button;

Click it to make the button turn non-green;

Then the text message will appear and intercept the text message.