Quick and easy replacement of Display Assembly
1 - 3 Stunden
cracked screen and damaged digitizer (a fall from 2 feet enough to do the damage :-( )
with the right tools and care the process is intuitive and easy. the guide really helps: Samsung Galaxy S4 Display Einheit ersetzen
please pay extra attention to steps 7-11, 21, 26. these will potentially damage the components if not done carefully.