1. Block the sender
- First, within iMessage there will be a list of people, click on the name Of the person who wants to block.
- Next, tap on the tab named “Information”
- Then tap on the arrow sign.
- Last select Block This Number.
2. Turn on the iOS scanning system, whether the user is spam or not?
- Go to setting select Message and select “Filter Unknow Sender”
Just then, you will never see spam messages again.