Within iOS 16 you will see search button at bottom of the home screen near the dock. You can remove home screen search button if need.
You can set up call forwarding on iPhone if you are using cellular service through a GSM network.
If your iPhone updated with iOS 14 or later i.e. iOS 14, iOS 15, iOS 16 etc. you can manage pages on iPhone home screen. i.e. You can hide home screen pages on iPhone easily.