The J2 runs Android 5.1.1 Lollipop OS out of the box on an Exynos 3475 SoC with a 1.3GHz quad-core Cortex-A7 CPU and a Mali-T720 GPU. The device is smooth and brings about seamless performance thanks to the four-core processor. Also, to support multitasking, there is 1GB of RAM. The internal storage is at 8GB for installing apps with a microSD card slot which can expand the storage up to 128GB. The expanded storage can be used to store music, videos, and images.
Method to
recover samsung j2 messages:
Samsung Messages Recovery here provides you a better recovery experience ever. No matter the text messages are stored on SD card or internal memory card of your Samsung Galaxy j2, you can easily scan them out and check any one you want back to recover.
More info;
https://youtu.be/TA0eZd9qsUc