3 Filter iMessages from Unknown Senders
![](https://cdn.idropnews.com/wp-content/uploads/2017/10/22045616/spam-protection-ios-11-1.jpg)
Apart from filtering spam messages, iOS 11 also has a feature for filtering iMessages from unknown senders. When enabled, you won’t receive any notification of messages that are sent by unknown people. These filtered messages are automatically moved to a separate list.
To enable iMessage filtering, go to Settings > Messages > Unknown & Spam and toggle on Filter Unknown Senders.