How to change font size for iPhone 4 and IPhone 5 in auto-layout?

Question

I am trying to change font size of uilabel for iphone 4 and iphone 5 using autolayout and size classes. IB is giving option only for ipad and greater phones like iphone 6 an

Answer 1

Unfortunately , Apple Provides minimum consideration for all iPhone's(4,5,6,6p version) Portrait Mode Compact Width - Compact Height or Compact Width - Regular Height. So You can't specify Font Size separately for different iPhones in Portrait Mode from Storyboard.