A lot of text spam comes in the form of e-mail sent to your phone's text-message e-mail address (yes, it has one: yourmobilenumber@txt.att.net). Thus, check the boxes for "Block all text messages ...

Ready to finally stop getting those pesky spam emails? Here's how to block them—and clean up your inbox for good.

Using the Block feature in iOS 13 Blocking someone from bothering you with emails is very simple to do in iOS 13. First, open up the Mail app, then find the offending email.