Firmware update: Samsung Galaxy Grand Prime SM-G530T1 Android 5.1.1 Lollipop. The firmware available for downloading https://samsung-firmware.org/model/SM-G530T1/. You can download your Samsung Galaxy Grand Prime SM-G530T1 firmware at the page, available for some countries. How to Root for Samsung Galaxy Grand Prime SM-G530T1 is the separated post, this post only for upgrading to Android 5.1.1 Lollipop.