How to Automatically Filter Unknown Senders in iOS 17

Spam and unknown messages can clutter your iPhone inbox. iOS 17 introduces enhanced filtering features that allow users to automatically separate messages from unknown senders, helping you focus on important conversations.

Quick Tip: Enabling the Filter Unknown Senders feature in iOS 17 automatically moves messages from unknown numbers to a separate folder, keeping your main inbox organized.

Why Filter Unknown Senders?

  • Reduces spam, marketing, and promotional SMS
  • Keeps your main inbox focused on contacts you trust
  • Protects against phishing or scam messages
  • Minimizes distractions from unknown numbers

Steps to Enable Automatic Filtering in iOS 17

  1. Open the Settings app on your iPhone.
  2. Scroll down and tap Messages.
  3. Locate and toggle on Filter Unknown Senders.
  4. Messages from numbers not saved in your contacts will now appear in a separate section labeled Unknown Senders.

Accessing Filtered Messages

  • Open the Messages app.
  • Tap Filters in the top-left corner.
  • Select Unknown Senders to view filtered messages.

Important: Messages from unknown senders are not deleted; they are stored in a separate folder for review whenever needed.

Additional Tips for iOS 17 Users

  • Do not click links from unknown SMS senders
  • Report suspicious messages to your mobile carrier
  • Block specific numbers if they send repeated spam
  • Keep your iPhone updated to benefit from improved spam filtering features

Reminder: Enabling automatic filtering in iOS 17 ensures a cleaner, safer, and more organized messaging experience on your iPhone.

Using the built-in unknown sender filtering in iOS 17 is the easiest way to manage spam SMS and maintain a focused inbox.