BLU Life One X (2016) getting official Marshmallow update form it’s manufacturer. The BLU Life One X (2016) official Marshmallow update is rolling via OTA as firmware version BLU_L0070UU_V12_M_GENERIC that weighs around 1.3GB. This is a major upgrade from Lollipop to Marshmallow so if you were looking to update your device right now simply go to Settings menu > About phone section > System updates.
This time when Google is about to release Android O for supported device, Android Marshmallow release doesn’t seems impressive but in case of entry level smartphone like Life One X it is a great deal. Before you begin update process assure your battery is well charged or above 50% along some free internal storage regarding update size.