How to Block iPhone Text Message Notifications from Unknown Senders

Even if you are already filtering unknown senders in Messages on iPhone, you still might see notifications every time you get a text from an unknown number. To stop that and silence the annoying notifications, you will need to make a change in Settings.

iPhone Notifications Header

RAYMOND OGLESBY @RaymondOglesby2
February 24, 2022

Even if you are already filtering unknown senders in Messages on iPhone, you still might see notifications every time you get a text from an unknown number. To stop that and silence the annoying notifications, you will need to make a change in Settings. Let’s explore how to do this.

This is for the iPhone. Screenshots are from iPhone XR

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Copyright Scott Adams, Inc./Distributed by Universal Uclick for UFS

First, open Settings (the grey gear icon, usually on your Home Screen). Refer to the below image:

Block 1
Accessing Settings

Next, on Settings, scroll down and tap Notifications. See the below image:

Block 2
Accessing Notifications

Now, in Notifications, tap Messages. See the following image:

Block 3
Accessing Messages

Next, in Messages notification settings, scroll down to the very bottom and tap Customize Notifications. Refer to the below image:

Block 4
Selecting Customize Notifications

Now, in Customize Notifications, flip the toggle beside Unknown Senders to the OFF position. See the below image:

Block 5
Disable Unknown Senders

Next, exit Settings. Now, we want to enable Filter Unknown Senders. Head to:

Settings > Messages > Filter Unknown Senders

and flip the toggle to ON. See the following image:

Block 6
Enable Filter Unknown Senders

Now, you will no longer receive notifications when unknown senders text you.

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Author: Raymond

I am Raymond Oglesby, an Information Technology (IT) specialist with 30 years in the field. I have taught Microsoft Applications and troubleshot computers in 15 countries and many States. My career was focused on mainframes and desktops from application development to implementation. I have written hundreds of programs for various architectures. I decided to start a blog to share my knowledge and experiences with you. I plan on updating this blog at least twice a week about smart phone apps to Windows. Please feel free to leave a Comment or Tweet. I would love to hear from you. Do you have a computer tech question? I will do my best to answer your inquiry. Please mention the app and version that you are using. To help me out, you can send screenshots of your data related to your question.

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