Upgrade or Install Samsung Galaxy Tab A SM-P555L to Android Lollipop 5.0.2. The firmware available for downloading http://www.sammobile.com/firmwares/database/SM-P555L. You can download your Samsung Galaxy Tab A SM-P555L firmware at the page, available for some countries. How to Root for Samsung Galaxy Tab A SM-P555L is the separated post, this post only for upgrading to Android Lollipop.