I experienced the same on iPhone 14pro

Same here, I installed iOS17.4 beta and PWA not working.

Same here. I also build a PWA for living. And now on the iOS devices the PWA does not have a app-like experience anymore. Why?

Confirm, it works on my iPhone 14Pro iOS 17.4 beta 2

Yes this is unbelievable! Please sign letter to https://letter.open-web-advocacy.org/