Hi h_hassan, We appreciate you reaching out to us. We understand that you would like to know why the 3D Touch feature is not available for the new devices and if the feature will return in the future.
While we do not have the resources to answer your questions, we'd love to hear about what you think of the 3D Touch feature.
We strive to bring the best personal computing experience to customers around the world through our innovative hardware, software and Internet offerings.
We welcome your feedback on our products here: Product Feedback - Apple
Also, if your goal is to use the 3D Touch feature for a certain app, it may also help to reach out to the app developer for any plans they may have regarding Haptic Touch.
You can use the article below to help you in reaching out to them.
How to contact an app developer
Take care!