How does Apple's mobile phone stop short messages from mailboxes?

Open the iPhone and find "Settings-Messages-Send and Receive". Tick off all email addresses except the mobile phone number.

After receiving the spam message, click the contact and move to the blacklist. Information generated by contacts in the blacklist will be blocked.

The best way to prevent e-mail from sending spam is to turn off the iMessage function, as shown below:

Click on the iPhone desktop to enter the settings.

Then enter the information settings, as shown in the figure below.

In the information settings, turn off the iMessage function, and you can turn off iMessage, as shown below.