The Xiaomi Mi A3 is now receiving a new update. The OTA delivers the March security update and manages not to include any bugs—a thankful achievement considering Xiaomi's track record with Android One updates. It's also being sent out globally at the moment.
https://www.notebookcheck.net/The-Mi-A3-is-now-receiving-the-March-security-update-around-the-world.527938.0.html