Samsung Galaxy A3 is a mid range smartphone with 4.50-inch 540×960 display. It is powered by 1.2GHz processor alongside 1GB RAM and 8MP rear camera. The front camera of this device is 5MP. The internal storage of Galaxy A3 is 16GB. It runs on Android 4.4 out of the box.
Samsung is rolling out the official Android 5.0.2 update for this device. It can be installed via the OTA update, KIES or via manual process. If you have not received the OTA, you can install it by following the process given below.