Redmi 7A MIUI 12 update looks far, as July 2020 security patch update based on MIUI 11 is rolling out now - DigiStatement
Redmi 7A ROM Download: latest update MIUI 12.5, Android 10
Stable Android 10 update lands on the Indian version of the Xiaomi Redmi 7A; MIUI 12 not ready for primetime on the entry-level device though - NotebookCheck.net News