A supposed list of Xiaomi and Redmi smartphones in connection with the Android 11 update has recently been altered. Now, the Redmi Note 9, Redmi Note 9 Pro (global), and Redmi 9A are reportedly at the internal testing phase. There are also status changes for the Redmi 9 Prime, Redmi 9 India, and Xiaomi Mi Note 10 (Mi CC9 Pro).
https://www.notebookcheck.net/Redmi-Note-9-Redmi-Note-9-Pro-and-Redmi-9A-join-alleged-list-of-Xiaomi-devices-being-internally-tested-for-Android-11-update.490981.0.html