Google began Project Android One to offer reasonable cell phones with stock Android OS. Xiaomi joined the Android One fleeting trend, which is the first cell phone from the brand to keep running on stock Android OS. As guaranteed, the organization has begun to take off Android 9 Pie refresh for the Xiaomi Mi A1, which is the second significant Android refresh for the gadget.
Alongside the most recent Android OS, the organization has empowered 4G VoLTE usefulness, which makes the Xiaomi Mi A1 the first cell phone to help 4G VoLTE running on the Qualcomm Snapdragon 625 SoC.
How to turn on Dual VoLTE include on the Xiaomi Mi A1?
To empower double VoLTE on the Xiaomi Mi A1, go to Settings > Network and Internet > Mobile Network > select favored system type to 4G on the first and second SIM card space.
With this component, a client can utilize dynamic 4G LTE and VoLTE associations on both the SIM card space.
Xiaomi Mi A1 determinations
The Xiaomi Mi A1 has a 5.5-inch IPS LCD screen with FHD goals (1920 x 1080p), ensured by 2.5D bended safety glass. The Qualcomm Snapdragon 625 is the chipset that controls the cell phone with 4 GB of RAM and 64 GB of inward stockpiling.
The Xiaomi Mi A1 has a double camera setup on the back with a 12 MP essential RGB sensor and a 12 MP zooming focal point, which offers 2x optical zoom and picture mode. On the front, the gadget has a solitary 5 MP selfie camera with 1080p video recording capacity.
The cell phone has a 3060 mAh Li-particle battery with help for quick charging by means of USB type C port and a 3.5 mm earphone jack with a devoted sound DAC. The gadget was propelled in Android 7 Nougat, and the gadget was refreshed to Android 8.1 Oreo in mid 2018. At long last, the Android 9 Pie refresh is accessible for the principal Android One cell phone from Xiaomi, which could be the last programming refresh for the Mi A1.