Upgrade or Install Samsung Galaxy S5 Neo SM-G903W to Android Lollipop 5.1.1. The firmware available for downloading http://www.sammobile.com/firmwares/database/SM-G903W. You can download your Samsung Galaxy S5 Neo SM-G903W firmware at the page, available for some countries. How to Root for Samsung Galaxy S5 Neo SM-G903W is the separated post, this post only for upgrading to Android Lollipop.