iPhone 7 does not recognize headphones - you can do
- Make sure that you have connected the headphones to the Smartphone and the connection is seated properly.
- In most cases, the headphones are not detected, because the Jack is dirty.
- Take a look at the socket and remove any dust carefully with a toothpick. Then try again.
- The headphones are not detected, then still, you may have a loose contact. You are swaying gently on the cable and on the connector to test this.
- Check if the earphone works on another device and there be detected. If this is not the case, the headphone is defective. You will be recognized, however, is a Defect in your iPhone.
- Please contact in this case, the Apple Care Support.

 iPhone 7 does not recognize headphones 
 
You will learn in the next practice tip on how you In-the-Ear headphones clean can.






