| Model | MIUI | File Type | Method | Android | Upload |
|---|---|---|---|---|---|
| Redmi K50 Ultra (China) | V816.0.13.0.ULFCNXM | China Stable | Fastboot | 14.0 | 01/20/2025 |
| Redmi K50 Ultra (EU) | V13.0.10.0.SLFCNXM | EU Stable | Recovery | 12 | 01/20/2025 |
| Redmi K50 Ultra (Japan) | V14.0.4.0.TLFJPXM | Global Stable | Fastboot | 13.0 | 01/09/2025 |
| Redmi K50 Ultra (Turkey) | V14.0.3.0.TLFTRXM | Global Stable | Fastboot | 13.0 | 01/09/2025 |
| Redmi K50 Ultra (Taiwan) | V14.0.6.0.TLFTWXM | Global Stable | Fastboot | 13.0 | 01/09/2025 |
| Redmi K50 Ultra (Russian) | V14.0.6.0.TLFRUXM | Global Stable | Fastboot | 13.0 | 01/09/2025 |
| Redmi K50 Ultra (EEA) | V14.0.19.0.TLFEUXM | Global Stable | Fastboot | 13.0 | 01/09/2025 |
| Redmi K50 Ultra (Global) | V14.0.5.0.TLFMIXM | Global Stable | Fastboot | 13.0 | 01/09/2025 |
| Redmi K50 Ultra (China) | V14.0.11.0.TLFCNXM | China Stable | Fastboot | 13.0 | 01/09/2025 |
| Redmi K50 Ultra (EU) | OS1.0.13.0.ULFCNXM | EU Stable | Hybrid | 14 | 01/09/2025 |
| Redmi K50 Ultra (EU) | V14.0.11.0.TLFCNXM | EU Stable | Hybrid | 13 | 01/09/2025 |
| Redmi K50 Ultra (Japan) | V816.0.5.0.ULFJPXM | Global Stable | Fastboot | 14.0 | 12/30/2024 |
| Redmi K50 Ultra (Turkey) | V816.0.5.0.ULFTRXM | Global Stable | Fastboot | 14.0 | 12/30/2024 |
| Redmi K50 Ultra (Taiwan) | V816.0.7.0.ULFTWXM | Global Stable | Fastboot | 14.0 | 12/30/2024 |
| Redmi K50 Ultra (Russian) | V816.0.5.0.ULFRUXM | Global Stable | Fastboot | 14.0 | 12/30/2024 |
| Redmi K50 Ultra (EEA) | V816.0.10.0.ULFEUXM | Global Stable | Fastboot | 14.0 | 12/30/2024 |
| Redmi K50 Ultra (Global) | V816.0.8.0.ULFMIXM | Global Stable | Fastboot | 14.0 | 12/30/2024 |
| Redmi K50 Ultra (China) | V816.0.10.0.ULFCNXM | China Stable | Fastboot | 14.0 | 12/30/2024 |
| Redmi K50 Ultra (EU) | OS1.0.12.0.ULFCNXM | EU Stable | Hybrid | 14 | 12/30/2024 |