ios app store rejection - Your app uses the “prefs:root=” non-public URL scheme

Question

I recently uploaded a new version of my app to itunes connect. My app got rejected with this note

Your app uses the \"prefs:root=\" non-public URL s

Answer 1

if you need to find with the 'prefs:root is:

Go to your project's target -> then Info -> then URL Types, there you should find URL Schemes with value like 'prefs' or 'prefs:root'