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Samsung Galaxy S21 (SM-G991B) - UFN - G991BXXU9FWK4 firmware
| PDA | G991BXXU9FWK4 |
| Product Code | UFN |
| Security Patch | 2023-11-01 |
| Country | |
| Model | SM-G991B |
| Product Code | UFN |
| Security Patch | 2023-11-01 |
| OS Version | Android 14 |
| PDA | G991BXXU9FWK4 |
| CSC | G991BOWO9FWL2 |
| Build Date | 2023-11-21 |
| Changelist | 27764024 |
| Country | |
| Model | SM-G991B |
| OS Version | Android 14 |
| CSC | G991BOWO9FWL2 |
| Build Date | 2023-11-21 |
| Changelist | 27764024 |
