How Block Spam Texts Iphone. In a messages conversation, tap the name or number at the top of the conversation. Tap the telephone number at the top corner of the screen and afterward tap the info button.
The downside of this setting is that if you receive any texts from a sender not in your contacts you will not get the notification. At the bottom of the list of options, tap “block this caller. Create a new text message to 7726 (which, incidentally, corresponds to spam on a numeric keypad), and paste in the message you just copied.