Users of the social network Google+ is reported that last year the Xiaomi Mi A1 has received an upgrade to Android 9 Pie. Official build is still in beta test.
Firmware give mobile December security patch, FM radio, Adaptive power saving technology Battery, adjust battery and brightness, with improved navigation and recommendation apps by preference.
Update «over the air» available to users beta test the new firmware and weighs a little more than 1 GB. The stable version is expected in early January 2019.
Xiaomi Mi A1 became the first company in the program Android One, without the original shell MIUI. The smartphone has a 5.5-inch display, 4 GB of RAM, 8-core Snapdragon 625 and the main camera of 12 MP.