The Xiaomi Mi A2 runs stock Android as part of Android One program.
Hence, with this update, Mi A2 will get all Android Pie features including gesture-based navigation, adaptive battery, adaptive brightness, an improved Do Not Disturb mode, simplified volume controls, and revamped notifications panel.
Moreover, the update will bring App Actions, Slices, and Digital well-being features.
The Android Pie update is being released in a phased manner via OTA (over-the-air) method. To check for the update, go to 'Settings' then click on 'System Update'. If you have received it, simply click download and install.
Connectivity options on Mi A2 include 4G LTE, Bluetooth v5.0, dual-band Wi-Fi 802.11a/c, Miracast, IR emitter, and USB Type-C. Sensors on board the phone include an accelerometer, ambient light sensor, gyroscope, proximity sensor, and a rear-mounted fingerprint sensor. The phone doesn't have a headphone jack.