if theres no available update in system update, you can download the lollipop firmware and flash with odin. Here's a closest firmware i've found for your build @ https://www.sammobile.com/firmwares/gala...ME1/14590/ but you'll have to register for premium account to download it.
if theres no available update in system update, you can download the lollipop firmware and flash with odin. Here's a closest firmware i've found for your build @ https://www.sammobile.com/firmwares/gala...ME1/14590/ but you'll have to register for premium account to download it.