These Realme Devices Can't Get Realme UI 3.O:

1. Realme X2 Pro 2. Realme X2 (730G)

3. Realme X2 (712) 4. Realme XT

5. Realme X 6. Realme 11

7. Realme C11 2021

8. Realme C12 9. Realme C3

10. Realme C3i 11. Realme 3 Pro

12. Realme 5 Pro 13. Realme Q

14. Realme Q Youth Edition