Xiaomi Redmi Y1, Redmi Note 5A Prime, Redmi Y1 Lite, Redmi Note 5A gets MIUI 10 Global Stable update Xiaomi releases a ton of smartphones each year, often bringing existing smartphones released in China into new markets under a different brand name. That’s exactly what happened with the budget Xiaomi Redmi Note 5A and Redmi Note 5A Prime smartphones, which were released in India in late 2017 as the Redmi Y1 Lite and Redmi Y1 respectively. Xiaomi launched the Redmi Y1 smartphones with Android 7.1 Nougat-based MIUI 9, but promised users that they would deliver a MIUI 10 update
– https://www.xda-developers.com/xiaomi-redmi-y1-y1-lite-miui-10-global-stable/

Source: https://www.youtube.com/watch?v=TxlUGOZOi4o