MIUI 13 could be officially revealed at upcoming Xiaomi Mi Developer Conference and predicted eligibility list includes Redmi Note 8 Pro, Mi 9 Pro, and POCO X2 - NotebookCheck.net News
MIUI 13 for Redmi Note 9 Pro Max: Update details
Xiaomi Redmi Note 9 Pro in for review - GSMArena.com news
Redmi Note 9 Pro ROM Download: latest update MIUI 14, Android 12
Redmi Note 9 Pro MIUI 13.0.5 SJZEUXM Changes : r/Xiaomi