| Model | MIUI | File Type | Method | Android | Upload |
|---|---|---|---|---|---|
| Redmi K50 Ultra (China) | OS2.0.5.0.VLFCNXM | China Stable | Fastboot | 15.0 | 04/12/2025 |
| Redmi K50 Ultra (China) | V816.0.16.0.ULFCNXM | China Stable | Fastboot | 14.0 | 04/12/2025 |
| Redmi K50 Ultra (China) | OS1.0.13.0.ULFCNXM | China Stable | Recovery | 14.0 | 03/04/2025 |
| Redmi K50 Ultra (China) | V13.0.10.0.SLFCNXM | China Stable | Fastboot | 12.0 | 01/20/2025 |
| Redmi K50 Ultra (China) | V816.0.12.0.ULFCNXM | China Stable | Fastboot | 14.0 | 01/20/2025 |
| Redmi K50 Ultra (China) | V816.0.13.0.ULFCNXM | China Stable | Fastboot | 14.0 | 01/20/2025 |
| Redmi K50 Ultra (China) | V14.0.11.0.TLFCNXM | China Stable | Fastboot | 13.0 | 01/09/2025 |
| Redmi K50 Ultra (China) | V816.0.10.0.ULFCNXM | China Stable | Fastboot | 14.0 | 12/30/2024 |